{"title":"Science \u0026 Discovery Toys","description":null,"products":[{"product_id":"linkmejor-dm405-extraordinary-mechanical-solar-system-model-assembly-kit-diy-science-experiment-creation-desktop-ornaments-toys","title":"DM405 Extraordinary Mechanical Solar System Model Assembly Kit DIY Science Experiment Creation Desktop Ornaments Toys","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cb\u003eDescription:\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eSpecification:\u003c\/b\u003e\u003cbr\u003eBrand NIKOLATOY\u003cbr\u003eModel:DM405\u003cbr\u003eItem Name:Extraordinary Mechanical Solar System Model Assembly Kit \u003cbr\u003eMaterials:Aluminum Alloy + Stainless Steel\u003cbr\u003eColoring Process:Anodizing\u003cbr\u003eExternal Power Supply:DC 5V\u003cbr\u003eNumber of Parts:600+\u003cbr\u003eSize:As Shown\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003eFeature:\u003c\/b\u003e\u003cbr\u003eRealistic Planetary Gears\u003cbr\u003eEight precision gears simulate planetary orbits, offering an accurate representation of the solar system's mechanics.\u003cbr\u003e\u003cbr\u003ePremium Aluminum Alloy Build\u003cbr\u003eCrafted with anodized aluminum alloy, ensuring exquisite craftsmanship, vibrant appearance, and corrosion resistance.\u003cbr\u003e\u003cbr\u003eDIY Assembly Experience\u003cbr\u003eOver 600 unique pieces to assemble, enhancing creativity, problem-solving, and hands-on skills for learners.\u003cbr\u003e\u003cbr\u003eScientific Educational Tool\u003cbr\u003eEngages users with astronomy knowledge including planet properties, solar rotation, and spatial structure.\u003cbr\u003e\u003cbr\u003eElegant Display Piece\u003cbr\u003eIdeal for home, office, or classroom decor, this functional model enhances the environment with its sophisticated design.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-weight: bolder;\"\u003eNote:\u003c\/span\u003e\u003cbr\u003eThis product is a kit, not a finished product, and needs to be assembled by yourself.\u003cbr\u003e\u003cbr\u003e\u003cb\u003ePackage included:\u003c\/b\u003e\u003cbr\u003e1X Extraordinary Mechanical Solar System Model Assembly Kit\u003c\/p\u003e\u003cp\u003e1X USB Charging Cable\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Gold","offer_id":49119879790817,"sku":"BG-2051055-GOLD","price":433.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/044ba061-e27f-4406-8ce2-da34ae25f13b.jpg?v=1789396325"},{"product_id":"16-cylinder-swash-plate-stirling-engine-model-quartz-glass-hot-air-creative-motor-engine-generator-single-double-gas-tank-science-discovery-technology-education-toys","title":"16 Cylinder Swash Plate Stirling Engine Model Quartz Glass Hot Air Creative Motor Engine Generator  Single \/ Double Gas Tank Science Discovery Technology Education Toys","description":"\u003cp\u003eFree Returns ✓ Free Shipping✓. Only US$246.99. Explore the 16 Cylinder Swash Plate Stirling Engine Model. Perfect for science enthusiasts! Discover technology, puzzles, and hands-on learning. Buy now!\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Default Title","offer_id":49119887098081,"sku":"BG-2028112","price":246.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/a7032f07-ae81-4094-ba5c-e752e444eb1c.jpg?v=1789396331"},{"product_id":"mould-king-10171-lsx454-motorized-v8-engine-model-diy-assembly-kit-motorized-building-blocks-487pcs-excellent-steam-science-education-discovery-toys-children-gifts","title":"10171 LSX454 Motorized V8 Engine Model DIY Assembly Kit Motorized Building Blocks 487PCS Excellent STEAM Science Education Discovery Toys Children Gifts","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cb\u003eNote: \u003c\/b\u003eThis product is a DIY assembly kit and needs to be assembled by yourself. The finished product is for display only.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eDescription:\u003c\/b\u003e \u003cbr\u003eThe LSX454 V8 engine is a high-performance engine meticulously designed and manufactured by General Motors' performance division. This engine features an 8-cylinder V-configuration with a displacement of 7.4 liters (454 cubic inches), providing robust power output. The LSX454 is renowned for its enduring iron engine block and high-flow cylinder heads, ensuring excellent performance even at high\u003cbr\u003eRPMs.\u003cbr\u003eAdditionally, the LSX454 is equipped with an efficient fuel injection system and an optimized intake manifold design, offering outstanding fuel economy and superior horsepower. One of the most notable features of this engine is its high torque output, making it perform exceptionally well in applications requiring substantial power, such\u003cbr\u003eas in large trucks, race vehicles, and high-performance street cars.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eSpecification: \u003c\/b\u003e\u003cbr\u003eItem Name:LSX454 V8 Engine Model DIY Assembly Kit\u003cbr\u003eItem No:10171\u003cbr\u003eMaterial:ABS\u003cbr\u003eParticle count:487pcs\u003cbr\u003eProduct size:15.4*13.7*11.2CM\u003cbr\u003eFor Age:14+\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eKey Features:\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003eOver 480pcs\u003cbr\u003eRotating Piston\u003cbr\u003eCylinders\u003cbr\u003eTransparent Cylinder Head\u003cbr\u003eValvetrain\u003cbr\u003eTurbo\u003cbr\u003eExhaust Manifold\u003cbr\u003eCrankshaft\u003cbr\u003e1x Large Electric Motor\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePackage included:\u003c\/b\u003e\u003cbr\u003e1x LSX454 V8 Engine Model DIY Assembly Kit\u003c\/p\u003e\u003cp\u003e1x Building Instruction Booklet\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Silver","offer_id":49119906595041,"sku":"BG-2036382-SILVER","price":28.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/7fc3f91b-cb35-4fc8-82a8-d0c1d5555031.jpg?v=1789396345"},{"product_id":"okmo-b01-hit-and-miss-vertical-engine-original-parts-cdi-dedicated-ignition-module-mechanical-ignition-device","title":"B01 Hit and Miss Vertical Engine Original Parts CDI Dedicated Ignition Module \/ Mechanical Ignition Device","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cb\u003eSpecification:\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003eItem Name: CDI Dedicated Ignition Module \/ Mechanical Ignition Device\u003c\/p\u003e\u003cp\u003eOptional Type Version : Type A ( CDI Dedicated Ignition ) \/ Type B ( Mechanical Ignition Device )\u003c\/p\u003e\u003cp\u003eApplication: Original Parts for \u003ca href=\"https:\/\/www.banggood.com\/OKMO-B01-3_6CC-Ball-Top-Monitor-Hit-and-Miss-Vertical-Water-cooled-Single-Cylinder-4-Stroke-Engine-Science-Discovery-Education-Toys-p-2037649.html\" target=\"_blank\"\u003e\u003cfont color=\"#ff0000\"\u003e\u003cu\u003eOKMO B01\u003c\/u\u003e\u003c\/font\u003e\u003c\/a\u003e 3.6CC Ball Top Monitor Hit and Miss Vertical Water-cooled 4-Stroke Engine\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePackage Included:\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e1x CDI Dedicated Ignition\u003c\/p\u003e\u003cp\u003eOR\u003c\/p\u003e\u003cp\u003e1x Mechanical Ignition Device\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Default Title","offer_id":49119942836449,"sku":"BG-2049104","price":21.9,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/3230170f-c293-4f8f-9529-1f016ef815a0.png?v=1789396367"},{"product_id":"linkmejor-iron-man-heart-reactor-creative-desktop-ornaments-science-discovery-toys-wireless-charging-vertical-version","title":"Iron Man Heart Reactor Creative Desktop Ornaments Science Discovery Toys Wireless Charging\/Vertical Version","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cb\u003eDescription:\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eSpecification:\u003c\/b\u003e\u003cbr\u003eProduct Name:Iron Man Heart Reactor\u003c\/p\u003e\u003cp\u003eType:Wireless Charging\/vertical wire charging version\u003cbr\u003eOverall Product Dimensions:164 × 164 × 154 mm\u003cbr\u003eMaterials:CNC-machined aluminum alloy, PC, ABS, electronic components\u003cbr\u003eWireless Charging Coil Induction Distance:5 mm\u003cbr\u003eInput:5V\/2A, 9V\/2A\u003cbr\u003eOutput:Total power 15W max\u003cbr\u003eCompatible with:15W \/ 10W \/ 7.5W \/ 5W\u003cbr\u003e\u003cbr\u003e\u003cb\u003eFeature:\u003c\/b\u003e \u003cbr\u003e1. Wireless charging of the Iron Man reactor\u003cbr\u003e2. PD protocol 15W wireless fast charging\u003cbr\u003e3. \"Proof Tony Stark has a heart\" - English engraved metal CNC alloy decoration Mounting the outer frame\u003cbr\u003e4. CNC aluminium alloy base bracket, anodized metal wire drawing process\u003cbr\u003e5. Trigger exclusive sound effect when powered on, double-click pulse energy sound effect\u003cbr\u003e6. Automatic sensing, lifting, and magnetic charging\u003cbr\u003e7. Intelligent temperature control\u003cbr\u003e8. Embedded LED atmosphere lighting, recreating the costumes from the show\u003cbr\u003e9. Exquisite gift box packaging, making it a high-end and elegant gift\u003cbr\u003e\u003cbr\u003e\u003cb\u003ePackage included:\u003c\/b\u003e\u003cbr\u003e1 x NIKOLATOY Iron Man Heart Wireless Charging Reactor\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Default Title","offer_id":49119948144865,"sku":"BG-2051116","price":76.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/517d61d3-1eac-4776-bb2d-b6b70026253c.jpg?v=1789396371"},{"product_id":"okmo-m17-1-6cc-microcosm-hit-and-miss-engine-spare-part-cylinder-head-crankshaft","title":"M17 1.6cc Microcosm Hit and Miss Engine Spare Part Cylinder Head Crankshaft","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cb\u003eSpecification:\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003eItem Name: Engine Cylinder Head \/ Crankshaft\u003c\/p\u003e\u003cp\u003eApplication: Original Part for OKMO Green M17 1.6cc Microcosm Hit and Miss Engine\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePackage Included:\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e1x Cylinder Head\u003c\/p\u003e\u003cp\u003eOR\u003c\/p\u003e\u003cp\u003e1x Crankshaft\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Default Title","offer_id":49119948832993,"sku":"BG-2049111","price":22.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/1efc082c-6848-4e76-8d70-a627a2309ea8.jpg?v=1789396371"},{"product_id":"linkmejor-dm108-dm109-v12-12-cylinder-car-engine-model-full-metal-assembly-kit-800-pcs-red-black-base-diy-creative-ornaments-science-education-discovery-toys","title":"DM108 DM109 V12 12-Cylinder Car Engine Model Full Metal Assembly Kit 800+PCS Red \/ Black Base DIY Creative Ornaments Science Education Discovery Toys","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cspan style=\"font-weight: bolder;\"\u003eDescription:\u003cbr\u003eSpecification:\u003c\/span\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\u003ctable class=\"table table-bordered\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Parameter\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003eV12 ENGINE (DM108)\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003eV12 ENGINE (DM109)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eTECHING\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003eTECHING\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct name\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003eV12 Engine\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003eV12 Engine\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct model\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e DM108\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003eDM109\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMain material:\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003eAluminum alloy + Stainless steel\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003eAluminum alloy + Stainless steel\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColoring process\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003eAnodizing\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003eAnodizing\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity of parts\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e800+pcs\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e800+pcs\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal weight\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e 8000g\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e 8000g\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAssembly difficulty\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e★★★★★\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e★★★★★\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAssembly time\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003eAbout 4 hours according to the instructions\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003eAbout 4 hours according to the instructions\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct weight\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e5kg\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e5kg\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct dimensions\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e255*190*215mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e255*190*215mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage weight: \u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e7.62kg\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e7.97kg\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage dimensions\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e366*342*256mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e366*342*256mm\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eThe V12 engine represents the pinnacle configuration in the field of internal combustion engines. Characterized by 12 cylinders arranged symmetrically in a V-shape, it stands as a dual symbol of performance and luxury. These 12 cylinders are divided into two banks of 6 cylinders each, adopting a V-type layout. This symmetrical structure ensures smooth operation and balance, allowing it to suppress vibrations without the need for additional balance shafts.\nExclusively equipped in top-tier super cars and luxury flagship models-such as the Rolls-Royce Phantom-the V12 engine is a manifestation of cutting-edge engineering technology. This model is a highly accurate duplicated of the V12 engine, offering you a chance to appreciate the unique charm of this industrial masterpiece.\u003c\/p\u003e\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eStructural Features:\u003c\/b\u003e\u003cbr\u003e1.12-Cylinder V-Layout\n2.Overhead Valve Cam Control\n3.Camshaft Chain Drive\n4.Dual-Valve Naturally Aspirated\u003c\/p\u003e\u003cp\u003e\n\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePackage Included:\u003c\/b\u003e\u003cbr\u003e1 x V12 Engine Metal Model Kit\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Black","offer_id":49119975604449,"sku":"BG-2049155-BLACK","price":948.99,"currency_code":"HKD","in_stock":true},{"title":"Red","offer_id":49119975637217,"sku":"BG-2049155-RED","price":1.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/4458532d-0b4a-4b04-a7db-ac4a6cf7df19.jpg?v=1789396390"},{"product_id":"mould-king-10169-motorized-v12-engine-building-blocks-assembly-toy-electric-motor-drive-bricks-kit-12-cylinder-car-engine-model-3472-pcs-kids-toys-christmas-gifts","title":"10169 Motorized V12 Engine Building Blocks Assembly Toy Electric Motor Drive Bricks Kit 12-Cylinder Car Engine Model 3472+PCS Kids Toys Christmas Gifts","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cb\u003eSpecification:\u003c\/b\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eItem NO: 10169\u003cbr\u003eItem Name: V12 Engine Model Brick Assembly Kit \u003cbr\u003eMaterial: ABS Plastic Materia\u003cbr\u003eColor: As shown\u003cbr\u003eParticle Count: 3472pcs\u003cbr\u003eProduct Size: 69.1x31.8x24.7cm\u003c\/p\u003e\u003cp\u003eFor Age:14+\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003cbr\u003e- Electrically-driven design allows for realistic rotation and gear functions.\u003cbr\u003e- Highly detailed copy of a V12 engine with vivid components.\u003cbr\u003e- Incorporates premium ABS material for safety and structural integrity.\u003cbr\u003e- Gear systems for variable speeds add interactive functionality.\u003cbr\u003e\u003cb\u003e\u003cbr\u003ePackage included:\u003c\/b\u003e\u003cbr\u003e1 x 10169 V12 Engine Model Brick Assembly Kit\u003cbr\u003e1 x L Motor\u003cbr\u003e1 x Battery Box\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Red","offer_id":49119982125281,"sku":"BG-2039234-RED","price":161.67,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/1ee196bc-f617-49c8-afaf-263e9b2fbd66_dc20142b-6c00-462d-ba75-5fcb251dbe76.jpg?v=1789396395"},{"product_id":"mould-king-10087-l4-gasoline-engine-model-building-block-technical-car-motorised-inline-4-cylinder-brick-assembly-kit-1787-pcs-science-education-discovery-toys-children-gifts","title":"10087 L4 Gasoline Engine Model Building Block Technical Car Motorised Inline 4-cylinder Brick Assembly Kit 1787+PCS Science Education Discovery Toys Children Gifts","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cb\u003eDescription:\u003c\/b\u003e\u003cbr\u003eThe inline 4-cylinder (L4) gasoline engine is widely popular due\u003cbr\u003eto its straightforward design and cost-effectiveness, making it a common choice in family cars and small SUVs.The four cylinders are arranged in a straight line on a single crankshaft, ensuring smooth operation and reduced vibration.\u003cbr\u003eThe ignition mechanism, using spark plugs to light the fuel-air mixture, provides stable power output, while also being convenient and economical to maintain.Modern L4 engines have integrated turbocharging and direct injection technologies, significantly enhancing performance while improving fuel efficiency and environmental friendliness. These engines meet everyday driving needs and comply with increasingly stringent emission standards,\u003cbr\u003emaintaining their competitiveness in the market.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eSpecification:\u003c\/b\u003e\u003cbr\u003eItem NO: 10087\u003cbr\u003eItem Name: Inline 4-cylinder L4 Gasoline Engine Model Brick Assembly Kit \u003cbr\u003eMaterial: ABS Plastic Materia\u003cbr\u003eColor: As shown\u003cbr\u003eParticle Count:1787pcs\u003cbr\u003eProduct Size: 23.4x20x32.6CM\u003cbr\u003eColor Box Size: 41.5x29.5x9CM\u003cbr\u003eFor Age:14+\u003cbr\u003e\u003cbr\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003cbr\u003e- Realistic Engine Copy: Highly detailed 1:1 scale L4 gasoline engine model designed to mimic actual internal mechanics including piston, crankshaft, and ignition assembly.\u003cbr\u003e- Electrically Powered Mechanism: Integrated XL Motor and battery box enable simulation of real engine motion for interactive play.\u003cbr\u003e- Premium ABS Material: 1787 high-precision blocks crafted from enduring ABS for safe handling and long-lasting quality.\u003cbr\u003e- STEM Learning Tool: A hands-on building experience enhances engineering skills, creativity, and an understanding of mechanical systems.\u003cbr\u003e\u003cbr\u003e\u003cb\u003ePackage included:\u003c\/b\u003e\u003cbr\u003e1 x 10087 Inline 4-cylinder L4 Gasoline Engine Model Brick Assembly Kit \u003cbr\u003e1 x XL Motor\u003cbr\u003e1 x 9V Battery Box\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Silver","offer_id":49119984386273,"sku":"BG-2039238-SILVER","price":55.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/500f5e74-681d-42a5-8ba2-9f4adaf44ba1.jpg?v=1789396397"},{"product_id":"mould-king-10201-technical-car-building-block-motorized-bug-supercar-w16-engine-with-gearbox-building-block-brick-kids-gift","title":"10201 Technical Car Building Block Motorized Bug SuperCar W16 Engine with Gearbox Building Block Brick Kids Gift","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cb\u003eSpecification:\u003c\/b\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eItem NO: 10201\u003cbr\u003eItem Name: Motorised Bug Hypercar W16 Engine Model + Gearbox Brick Assembly Kit \u003cbr\u003eMaterial: ABS Plastic Materia\u003cbr\u003eColor: As shown\u003cbr\u003eParticle Count: 2024pcs\u003cbr\u003eProduct Size: 35.7x23.2x21CM\u003cbr\u003eColor Box Size: 44x30x8.5CM\u003cbr\u003eFor Age: 14+\u003cbr\u003e\u003cbr\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003cbr\u003e- High-fidelity W16 engine copy with rotating turbochargers and functional transmission design for enhanced realism.\u003cbr\u003e- Electronically driven system with detailed gear control offering four speed modes: low, medium, high, and hyper-speed.\u003cbr\u003e- Made with premium ABS plastic for precision-fit building blocks and structural stability.\u003cbr\u003e- Includes motorized driving parts for interactive mechanical simulation.\u003cbr\u003e- Compatible with multiple building systems for creative customization.\u003cbr\u003e\u003cb\u003e\u003cbr\u003ePackage included:\u003c\/b\u003e\u003cbr\u003e1 x Mould King 10201 Motorised  W16 Engine Model\u003cbr\u003e1 x L Motor\u003cbr\u003e1 x Battery Box\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Silver","offer_id":49119986712801,"sku":"BG-2039244-SILVER","price":68.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/01845313-9767-463d-a5ce-6e1b9411415b.jpg?v=1789396399"},{"product_id":"stirling-engine-model-kit-steam-power-physics-popular-science-small-production-invention-experiment-education-teaching-tool","title":"Stirling Engine Model Kit Steam Power Physics Popular Science Small Production Invention Experiment Education Teaching Tool","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cb\u003eDescription:\u003c\/b\u003e\u003cbr\u003eThis is the steam dynamics model of the DIY engine in Stryn and has the ability to exercise.\u003cbr\u003eThis model is difficult to install.\u003cbr\u003eThis is a way to train your child's abilities and intelligence. Installation requires patience, patience and patience.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eSpecification:\u003c\/b\u003e\u003cbr\u003eProduct Name:Stirling Engine Model Kit\u003cbr\u003eMaterial:Metal\u003cbr\u003ePackage Size:215mm(L)x110mm(W)x150mm(H)\u003cbr\u003ePackage Weight:750g\u003cbr\u003e\u003cbr\u003e\u003cb\u003eNote:\u003c\/b\u003e \u003cbr\u003e1.95% alcohol, anhydrous, no oil.Prohibition of use, kerosene, gasoline, oil, wine, candles.\u003cbr\u003e2. Rotate the flywheel to help start and then start.\u003cbr\u003e3. Please note that if the belt is too tight, it will affect the rotation of the engine.\u003cbr\u003e4.The engine does not need to add water, and the dry combustion air expands to generate power.\u003cbr\u003e\u003cbr\u003e\u003cb\u003ePackage included:\u003c\/b\u003e\u003cbr\u003e1x Stirling Engine Model Kit\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Default Title","offer_id":49120069058785,"sku":"BG-2025517","price":41.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/463b9682-0329-42c0-8dea-117ed07031a2.png?v=1789396454"},{"product_id":"eachine-et8-horizontal-complete-gas-adjustable-speed-double-valve-engine-model-stem-upgrade-engine-toys","title":"Eachine ET8 Horizontal Complete Gas Adjustable Speed Double Valve Engine Model STEM Upgrade Engine Toys","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cspan style=\"font-size: 18px;\"\u003e\u003cspan style=\"font-weight: bolder;\"\u003eDescription:\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003eBrand: Eachine\u003c\/span\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003eName:Eachine ET8 Horizontal Complete Gas Engine Model\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003eSize:180125*125MM\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003eFlywheel diameter 56mm, thickness 15mm\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003eDisplacement: 6CC.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003eCylinder diameter: 22MM\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003eItinerary 20MM\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003eWeight: 1610G\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003eMaterial: Brass And Stainless Steel\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eThis is a miniature engine. It is made of brass, aluminum alloy and stainless steelWater-cooled cooling structure. A carburetor with adjustable speed is used. Thegnition device is powered by a 4. 5V power supply.\u003c\/span\u003e\u003cspan style=\"font-size: 14px;\"\u003e The most interesting feature is that the speed can be adjusted.\u003c\/span\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eIts starting method: manual start by external force.\u003c\/span\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eNote: We will test and package each engine after it works normally. Its carburetor isdebugged to the best working position. So it is not recommended to make largeadjustments!\u003c\/span\u003e\u003c\/p\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cp\u003e\u003cspan style=\"font-size: 18px;\"\u003e\u003cspan style=\"font-weight: bolder;\"\u003eFeatures:\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003e\u003cspan style=\"font-size: 14px;\"\u003eEngine startup steps:\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e1.Check the wiring of the engine from the board, connect the fuel tank pipeline, andinstall three No 5 batteries( 4. 5v).\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e2. Add water to the engine water tank. Use gasoline(95#)to fill the fuel tank. After thefilling is completed, turn the flywheel clockwise on the right side of the engine formany turns. Its function can make the mixed fuel fully enter the cylinder. Make surethe fuel pipe No air can be generated.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e3. Turn on the power switch and quickly rotate the flywheel clockwise on the right sideof the engine to start the engine.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003e\u003cspan style=\"font-size: 14px;\"\u003ePrecautions:\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e1. If the ignition device is normal and the cylinder compression is normal, if themachine cannot start normally, it is very likely that the carburetor oil needle needs tobe adjusted.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e2. After tightening the main oil needle on the carburetor, loosen 1\/4 turn and start theflywheel, so that the mixing ratio of gasoline and air can reach the normal workingmixing ratio.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e3. When the machine is stopped, the power switch should be turned off. The cooling.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 18px;\"\u003e\u003cspan style=\"font-weight: bolder;\"\u003eNote:\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e1.Due to the different display and different light, the picture may not reflect the actual color of the item. Thanks for your understanding.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e2.Please allow little differs due to manual measurement.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e3.Kids should be accompanied by adult.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 18px;\"\u003e\u003cspan style=\"font-weight: bolder;\"\u003ePackage Included:\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e1x Eachine ET8 Model\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14px;\"\u003e1x Engine Spare Parts  Start Device\u003c\/span\u003e\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Silver","offer_id":49120148553953,"sku":"BG-1789782-SILVER","price":285.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/3611d65d-2bdd-472c-aa8b-785631b3816b.jpg?v=1789396501"},{"product_id":"linkmejor-m16c-air-cooled-single-cylinder-4-strokes-mini-vertical-gasoline-speed-controlled-ic-engine-model-with-water-vane-pump-science-discovery-education-desktop-decorations-collection-toys","title":"M16C Air-cooled Single Cylinder 4-strokes Mini Vertical Gasoline Speed-controlled IC Engine Model with Water Vane Pump Science Discovery Education Desktop Decorations Collection Toys","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cb\u003eDescription:\u003c\/b\u003e\u003cbr\u003eThis is a miniature engine with an air-cooled cooling structure and an adjustable speed carburetor. It is carefully crafted from brass and stainless steel, with a unique and exquisite shape. The addition of an impeller pump is more unique. With a wooden base, it is easy to place and operate. You will love this retro gasoline engine model.\u003cbr\u003e\u003cbr\u003eWell-manufactured: The engine is unique and exquisite in shape, stable and reliable in structural design, high in quality, excellent in craftsmanship, and stable in performance. This is a very distinctive desktop model engine, simple and fun to operate, you will feel the unique charm brought by the engine's mechanical operation.\u003cbr\u003e\u003cbr\u003eExcellent Gift: This is an amazing mechanical craft, feel the charm of the engine when it is working. Whether it is for personal use or as a gift of personalized high-end model to friends, family, model lovers during major festivals.\u003cbr\u003e\u003cb\u003e\u003cbr\u003eEngine Starting Steps:\u003c\/b\u003e\u003cbr\u003e(1) Check the engine wiring from the wooden base, connect the fuel tank oil pipe, and install 3 x AA batteries (4.5V);\u003cbr\u003e(2) Fill the fuel tank with 95# gasoline, after the filling is completed, put the flywheel in The right side of the engine (the surface of the power switch) rotates clockwise several times, which can make the mixed fuel completely enter the cylinder and ensure that there is no air in the fuel pipe;\u003cbr\u003e(3) Turn on the power switch, and then quickly turn the flywheel clockwise to move it on the right side of the engine (Power switch surface) start the engine.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eNote:\u003c\/b\u003e\u003cbr\u003e(1) If the ignition device is normal and the cylinder compression is normal, and the machine cannot start normally, it is likely to need to adjust the carburetor oil needle;\u003cbr\u003e\u003cbr\u003e(2) After tightening the main oil needle on the carburetor, loosen 1\/4 Circle and start the flywheel to make the mixing ratio of gasoline and air reach the normal working mixing ratio;\u003cbr\u003e\u003cbr\u003e(3) When the machine stops running, turn off the power switch.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eSpecifications:\u003c\/b\u003e\u003cbr\u003eModel:M16C\u003cbr\u003eItem Name:Air-cooled Single-cylinder 4-strokes Mini Vertical Gasoline Speed-controlled IC Engine Model\u003cbr\u003eColor:As Shown\u003cbr\u003eMaterial:Brass + Stainless Steel + Wood\u003cbr\u003eOverall Size:200x120x138mm\u003cbr\u003eEngine Size:172x94x108mm\u003cbr\u003eWooden Base Size:200x120x30mm\u003cbr\u003eDisplacement:1.6CC\u003cbr\u003eBore: 3mm\u003cbr\u003eStroke:12mm\u003cbr\u003eFlywheel Diameter:56mm\u003cbr\u003eFuel Tank Capacity:8mL\u003cbr\u003eIgnition Device Power Supply Voltage:4.5V (using 3 x AA batteries, excluding batteries)\u003cbr\u003eStart Mode:External force (electric drill) or hand pull start\u003cbr\u003eFuel Used:Gasoline or aviation kerosene.\u003cbr\u003eProduct Weight:1400g\u003cbr\u003ePackage Dimensions:25 x 25 x 25cm\u003cbr\u003ePackage Weight:1900g\u003cbr\u003eFor Ages:14+\u003cbr\u003e\u003cb\u003e\u003cbr\u003ePackage included:\u003c\/b\u003e\u003cbr\u003e1 x Engine Model\u003cbr\u003e1 x Puller\u003cbr\u003e1 x User Manual","brand":"LinkMejor","offers":[{"title":"Gold","offer_id":49120177815777,"sku":"BG-2034184-GOLD","price":342.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/b23410da-0b24-4093-bbfb-869fbe74e9ae_f73ac1ad-e581-4dd4-93d2-6ae8553cbe4e.jpg?v=1789396517"},{"product_id":"linkmejor-m12b-1-6cc-mini-water-cooled-single-cylinder-4-stroke-gasoline-gad-engine-upgrade-ice-model-with-wooden-base-science-discovery-education-desktop-decorations-collection-toys","title":"M12B 1.6cc Mini Water-cooled Single Cylinder 4-stroke Gasoline Gad Engine Upgrade ICE Model with Wooden Base Science Discovery Education Desktop Decorations Collection Toys","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cb\u003eDescription:\u003c\/b\u003e\u003cbr\u003eThis mini gasoline engine is carefully crafted from brass and stainless steel. It has a unique shape and a water-cooled cooling structure. The structure is stable and reliable. It is equipped with a wooden base for easy placement and operation. You will love this exquisite mini single cylinder four-stroke gasoline engine model.\u003cbr\u003eThis exquisite engine model is easy to operate, and can be used as a desktop model to play with, as a boutique model collection, and is also an excellent personalized gift for model lovers.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eEngine Starting Steps:\u003c\/b\u003e\u003cbr\u003eStep 1. Check the engine wiring from the wooden base, connect the fuel tank oil pipe, and install the AA battery (4.5V).\u003cbr\u003eStep 2.  Fill the fuel tank with 95# gasoline, after the filling is completed, put the flywheel on the engine The right side (the surface of the power switch) rotates clockwise multiple times without generating air.\u003cbr\u003eStep 3. Turn on the power switch, and then quickly turn the flywheel clockwise on the right side of the engine (the surface of the power switch) to start the engine.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eWarm Tips:\u003c\/b\u003e\u003cbr\u003eTip 1.  If the ignition device is normal and the cylinder compression is normal, and the machine cannot start normally, it is likely to need to adjust the carburetor oil needle.\u003cbr\u003eTip 2.  After tightening the main oil needle on the carburetor, loosen 1\/4 Circle and start the flywheel to make the mixing ratio of gasoline and air reach the normal working mixing ratio.\u003cbr\u003eTip  3. When the machine stops running, turn off the power switch.\u003cbr\u003e\u003cb\u003e\u003cbr\u003eSpecifications:\u003c\/b\u003e\u003cbr\u003eModel:M12B\u003cbr\u003eItem Name:1.6cc Mini Water-cooled Single-cylinder 4-stroke Gasoline Engine\u003cbr\u003eColor:As Shown\u003cbr\u003eMaterial:Brass + Stainless Steel + Wood\u003cbr\u003eEngine Size:150 x 120 x 127mm\u003cbr\u003eWooden Base Size:150 x 120 x 30mm\u003cbr\u003eDisplacement:1.6cc\u003cbr\u003eBore:13mm\u003cbr\u003eStroke:12mm\u003cbr\u003eUse adjustable speed carburetor, matching ignition device\u003cbr\u003eStart Mode:External force (electric drill) or manual start\u003cbr\u003eFuel:95# Gasoline\u003cbr\u003eProduct Dimensions:15 x 12 x 12.7cm\u003cbr\u003eProduct Weight:1400g\u003cbr\u003ePackage Dimensions:20 x 20 x 15cm\u003cbr\u003ePackage Weight:1750g\u003cbr\u003eAge Recommendation:14+\u003cbr\u003e\u003cb\u003e\u003cbr\u003ePackage included:\u003c\/b\u003e\u003cbr\u003e1 x Engine Model\u003cbr\u003e1 x Hand Puller\u003cbr\u003e1 x User Manual\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Gold","offer_id":49120180404449,"sku":"BG-2034185-GOLD","price":274.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/95198e45-6c16-4b33-95ae-0e80ecebed67_ce804191-49c6-4c17-b63f-7bbcf486016b.jpg?v=1789396518"},{"product_id":"nikolatoy-mini-stirling-engine-upgraded-model-aircraft-diy-assembly-kit-creative-desktop-ornaments-decoration-science-discovery-toys","title":"Mini Stirling Engine Upgraded Model Aircraft DIY Assembly Kit Creative Desktop Ornaments Decoration Science Discovery Toys","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cb\u003eDescription: \u003c\/b\u003e\u003cbr\u003eMini Aircraft Model Stirling Engine.\u003cbr\u003eWe have customized a complete set of Model aircraft on the basis of its original, making it look even more cool!!\u003cbr\u003eAll the accessories are made of steel, very hard!\u003cbr\u003e\u003cbr\u003e\u003cb\u003eSpecification：\u003c\/b\u003e\u003cbr\u003eProduct Name:Stirling engine upgraded model aircraft DIY assembly kit\u003cbr\u003eProduct Material:Steel\u003cbr\u003e\u003cbr\u003e\u003cb\u003eNote:\u003c\/b\u003e\u003cbr\u003eDue to shooting angle and lighting, there may be color difference between the photo and the actual product. Please refer to the actual product for details.\u003cbr\u003e\u003cbr\u003e\u003cb\u003ePackage included:\u003c\/b\u003e\u003cbr\u003e1x Stirling Engine Upgraded Model Aircraft DIY Assembly Kit\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Green","offer_id":49120196296929,"sku":"BG-2031612-GREEN","price":95.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/8f2dc587-cc07-4c50-83a8-cf8614ac5563.jpg?v=1789396530"},{"product_id":"nikolatoy-m16cf-hot-air-stirling-engine-model-cnc-machined-aluminum-alloy-design-creative-desktop-ornaments-decoration-science-discovery-toys","title":"M16CF Hot Air Stirling Engine Model CNC Machined Aluminum Alloy Design Creative Desktop Ornaments Decoration Science Discovery Toys","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cb\u003eDescription:\u003c\/b\u003e\u003cbr\u003eThe Stirling engine-M16CF is an excellent educational model for studying thermodynamics. It features a reliable design with finely crafted details, ensuring durability and accuracy. Suitable for classroom demonstrations or personal research projects, this Stirling engine model promises to provide a comprehensive understanding of the physics of thermodynamics.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-weight: bolder;\"\u003eSpecifications:\u003c\/span\u003e\u003cbr\u003eProduct Name:M16CF stirling engine model\u003cbr\u003eProduct Color:As Shown\u003cbr\u003eMaterial CNC machined with aluminum alloy design\u003cbr\u003eProduct Size:8.58 inch\/218mm * 4.13 inch\/105mm * 4.13 inch\/105mm\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003cbr\u003e1. Fashionable Design: Twin flywheels symmetrically positioned on both sides run simultaneously with a gentle turn. Hollow-out flower-shaped parts enhance its appearance.\u003cbr\u003e2. Premium Materials: Made of high-quality aircraft aluminum alloy, stainless steel, brass, and bearing steel, ensuring wear resistance and smooth interaction.\u003cbr\u003e3. Perfect Decor: Features 4 anodized aluminum alloy feet and 4 golden fasteners to provide a striking visual appeal, making it a great desk ornament.\u003cbr\u003e4. Educational Purpose: Great for teaching and demonstration, showing the basic principles of the Stirling engine, attracting engineering or physics enthusiasts.\u003cbr\u003e5. Stress Relief Gadget: Ideal for office use to relax, kill time, and amaze colleagues with its functionality and design.\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003ePackage included:\u003c\/b\u003e\u003cbr\u003e1x M16CF Stirling Engine Model\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Silver","offer_id":49120204259553,"sku":"BG-2031619-SILVER","price":99.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/8bf8cdbf-cb56-45fb-a8b3-837cee4857f7_b08bcdff-a457-4141-90dd-43fae5a91703.jpg?v=1789396536"},{"product_id":"linkmejor-t56-a-15-turboprop-engine-model-from-c-130-hercules-transport-aircraft-diy-kit-creative-desktop-ornaments-decoration-science-discovery-toys","title":"T56-A-15 Turboprop Engine Model from C-130 Hercules Transport Aircraft DIY KIT Creative Desktop Ornaments Decoration Science Discovery Toys","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cb style=\"background-color: rgb(255, 255, 0);\"\u003eAttention:This product comes with pieces,it is DIY kit,you need to assemble it by yourself\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eDescription：\u003c\/b\u003e \u003cbr\u003eThe C-130 Hercules transport aircraft is equipped with four T56-A-15 turboprop engines, each with a power of 4590 horsepower. These engines are installed under the wings to provide powerful power support for the aircraft. The C-130 Hercules transport aircraft was developed by Lockheed Martin (formerly Lockheed Corporation) and has been in service for over 60 years since its maiden flight in 1954. It is used by more than 70 countries or regions worldwide, with a total production of over 2300 aircraft.\u003cbr\u003eThe C-130 Hercules transport aircraft not only has extensive military applications, but also plays an important role in the civilian field.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eSpecification: ( \u003ca href=\"http:\/\/myosuploads3.banggood.com\/products\/20250714\/20250714052749NIKOLATOYT56-A-15.pdf\" target=\"_blank\"\u003e\u003cfont color=\"#ff0000\"\u003e\u003cu\u003eManual\u003c\/u\u003e\u003c\/font\u003e\u003c\/a\u003e)\u003c\/b\u003e\u003cbr\u003eModel:T56-A-15 turboprop engine model\u003cbr\u003eColor:Blue\u003cbr\u003eProduct Size:74cm(L)*48cm(H)\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eNote：\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e1.There are measurement errors in weight and size, please refer to the actual product.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003cb\u003eCaution: \u003c\/b\u003eThe UK EU and AU plug versions are actually shipped with US plug, and we will send UK ,EU or AU adapters with them.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003cb\u003ePackage included:\u003c\/b\u003e\u003cbr\u003e1x T56-A-15 Turboprop Engine Model\u003cbr\u003eor \u003cbr\u003eThe UK,EU and AU plug versions are actually shipped with US plug,we will send UK ,EU or AU adapters.\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Default Title","offer_id":49120209207521,"sku":"BG-2031623","price":335.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/f7615715-6b9b-4b2d-aca2-1dd6b9958c4b_afab0fdd-c96b-4e52-8fca-8a93ec4e5547.jpg?v=1789396539"},{"product_id":"nikolatoy-j-35a-fighter-jet-engine-model-creative-desktop-ornaments-decoration-science-discovery-toys","title":"J-35A Fighter Jet Engine Model Creative Desktop Ornaments Decoration Science Discovery Toys","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cb\u003eDescription:\u003c\/b\u003e \u003cbr\u003eProduct Name:J-35A fighter jet engine model \u003cbr\u003eProduct Prototype:J-35A fighter jet\u003cbr\u003eMaterial:PLA+\u003cbr\u003eColor:As Shown\u003cbr\u003ePower Supply:AA battery * 2(Not included)\u003cbr\u003eProduct Size:26 * 8 * 10cm\u003cbr\u003e\u003cbr\u003e\u003cb\u003eNote:\u003c\/b\u003e\u003cbr\u003eThe battery is not included and needs to be purchased separately.\u003cbr\u003e\u003cbr\u003e\u003cb\u003ePackage included:\u003c\/b\u003e\u003cbr\u003e1x J-35A Fighter Jet Engine Model\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Silver","offer_id":49120211599585,"sku":"BG-2031625-SILVER","price":61.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/ce045e6b-095b-495a-a4c0-9ee86a6f832c.jpg?v=1789396541"},{"product_id":"mould-king-10088-technical-car-building-block-moc-motorized-v8-engine-model-brick-assembly-kit-535-pcs-excellent-steam-science-education-discovery-toys-children-gifts","title":"10088 Technical Car Building Block MOC Motorized V8 Engine Model Brick Assembly Kit 535+PCS Excellent STEAM Science Education Discovery Toys Children Gifts","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cb\u003eDescription:\u003c\/b\u003e\u003cbr\u003eThe V8 engine, known for its V-shaped cylinder layout and eight-cylinder power output, features two sets of four cylinders arranged on a common crankshaft, typically at a 90-degree angle.\u003cbr\u003eThis engine is favored in many high-performance and luxury vehicles due to its high power output and smooth operation.Its compact structure allows for substantial power output within a limited engine bay space, making it an excellent design that balances performance with space utilization.With technological advancements, modern V8 engines have achieved higher fuel efficiency and lower emissions through technologies like turbocharging and variable valve timing,meeting increasingly stringent environmental standards.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eSpecification:\u003c\/b\u003e\u003cbr\u003eItem NO:10088\u003cbr\u003eItem Name:V-type 8 Cylinder V8 Engine Model Brick Assembly Kit\u003cbr\u003eMaterial:ABS Plastic Materia\u003cbr\u003eColor:As shown\u003cbr\u003eParticle Count:535pcs\u003cbr\u003eProduct Size:19.3X12.8X12.9CM\u003cbr\u003eColor Box Size:28X19X8CM\u003cbr\u003eFor Age:14+\u003cbr\u003e\u003cbr\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003cbr\u003e- Electrically Powered Engine Model: Simulates 1:1 real engine dynamics, bringing life to your build with precise piston-driven motion and functional fan operation.\u003cbr\u003e- Transparent Design Components: Showcases internal mechanics, offering an immersive hands-on experience while marveling at valve movements and piston alignments.\u003cbr\u003e- Educational and Interactive Play: Perfect for STEM learning, enhancing understanding of engine operations, assembly precision, and mechanical engineering concepts.\u003cbr\u003e- High-Quality ABS Material: Made with enduring and safe materials for long-term use and a seamless build experience.\u003cbr\u003e- Richly Detailed Turbocharger and Exhaust System: Offers striking attention to design specifications, resembling a real V8 engine while emphasizing mechanical intricacy.\u003cbr\u003e\u003cbr\u003e\u003cb\u003ePackage included:\u003c\/b\u003e\u003cbr\u003e1 x MOULD KING 10088 V8 Engine Model Brick Assembly Kit\u003c\/p\u003e\u003cp\u003e1 x L Motor\u003cbr\u003e1 x Battery Box\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Silver","offer_id":49120329564385,"sku":"BG-2037208-SILVER","price":25.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/817368ae-da37-4928-bf0e-24c3d03fe53f.jpg?v=1789396616"},{"product_id":"fire-absorbing-stirling-vacuum-engine-model-with-3-pcs-thin-copper-sheets-air-valve-educational-toys","title":"Fire-absorbing Stirling Vacuum Engine Model with 3 PCS Thin Copper Sheets Air Valve Educational Toys","description":"\u003cul\u003e\u003cli\u003eModel Engine: Stiring Engine\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-weight: bolder;\"\u003e\u003cspan style=\"font-family: 宋体; font-size: 10.5pt; background-color: rgb(255, 255, 0);\"\u003e\u003cfont face=\"Calibri\"\u003eNotes:\u003c\/font\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-weight: bolder;\"\u003e\u003cspan style=\"font-family: 宋体; font-size: 10.5pt;\"\u003e\u003co:p\u003e\u003c\/o:p\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-family: 宋体; font-size: 10.5pt;\"\u003e\u003cfont face=\"Calibri\"\u003e1. The positions and angles of the main components have been adjusted and should not be disassembled.\u003c\/font\u003e\u003c\/span\u003e\u003cspan style=\"font-family: 宋体; font-size: 10.5pt;\"\u003e\u003co:p\u003e\u003c\/o:p\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-family: Calibri; font-size: 10.5pt;\"\u003e2. The air valve is a thin copper sheet. After a certain period of high-speed up and down movement, the installation hole becomes larger and the copper sheet should be replaced in time.\u003c\/span\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"font-family: Calibri; font-size: 10.5pt;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003cb\u003e\u003cspan style=\"font-family: 宋体; font-size: 10.5pt;\"\u003e\u003cfont face=\"Calibri\"\u003eSpecifications:\u003c\/font\u003e\u003c\/span\u003e\u003c\/b\u003e\u003cb\u003e\u003cspan style=\"font-family: 宋体; font-size: 10.5pt;\"\u003e\u003co:p\u003e\u003c\/o:p\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003cfont face=\"Calibri\"\u003eModel: 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10.5pt;\"\u003e\u003co:p\u003e\u003c\/o:p\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003cfont face=\"Calibri\"\u003e1x Engine Model\u003c\/font\u003e\u003c\/span\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003co:p\u003e\u003c\/o:p\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003cfont face=\"Calibri\"\u003e3x Thin Copper Sheets Air Valve\u003c\/font\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003cfont face=\"Calibri\"\u003e\u003cbr\u003e\u003c\/font\u003e\u003c\/span\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003co:p\u003e\u003c\/o:p\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Red","offer_id":49120334774497,"sku":"BG-2019859-RED","price":145.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/70ca9fb9-dd3b-4325-b8a9-e2dfb92b0cc0.png?v=1789396619"},{"product_id":"linkmejor-green-m17-1-6cc-microcosm-hit-and-miss-engine-evaporated-water-cooled-four-stroke-horizontal-gasoline-engine-internal-combustion-engine-model-m17b-speed-adjustable","title":"Green M17 1.6cc Microcosm Hit and Miss Engine Evaporated Water-cooled Four-stroke Horizontal Gasoline Engine Internal Combustion Engine Model M17B - Speed Adjustable","description":"\u003cul\u003e\u003cli\u003eModel Engine: Hit \u0026amp; Miss Engine\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan style=\"font-family: 宋体; font-size: 10.5pt;\"\u003e\u003cfont face=\"Calibri\"\u003eSpecifications:\u003c\/font\u003e\u003c\/span\u003e\u003c\/b\u003e\u003cb\u003e\u003cspan style=\"font-family: 宋体; font-size: 10.5pt;\"\u003e\u003co:p\u003e\u003c\/o:p\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003cfont face=\"Calibri\"\u003eMaterial: Brass\/Stainless Steel\/Bamboo\u003c\/font\u003e\u003c\/span\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003co:p\u003e\u003c\/o:p\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003cfont face=\"Calibri\"\u003eProduct Dimensions: 15 x 12 x 9.5cm\u003c\/font\u003e\u003c\/span\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003co:p\u003e\u003c\/o:p\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003cfont face=\"Calibri\"\u003eEngine Dimensions: 12.7 x 7.8 x 6.5cm\u003c\/font\u003e\u003c\/span\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003co:p\u003e\u003c\/o:p\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003cfont face=\"Calibri\"\u003eWooden Base Dimensions: 1.5 x 1.2 x 3cm\u003c\/font\u003e\u003c\/span\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003co:p\u003e\u003c\/o:p\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003cfont face=\"Calibri\"\u003eProduct Weight: 1100g\u003c\/font\u003e\u003c\/span\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003co:p\u003e\u003c\/o:p\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003cfont face=\"Calibri\"\u003eDisplacement: 1.6CC\u003c\/font\u003e\u003c\/span\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003co:p\u003e\u003c\/o:p\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003cfont face=\"Calibri\"\u003eBore: 13mm\u003c\/font\u003e\u003c\/span\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003co:p\u003e\u003c\/o:p\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003cfont face=\"Calibri\"\u003eStroke: 12mm\u003c\/font\u003e\u003c\/span\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003co:p\u003e\u003c\/o:p\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003cfont face=\"Calibri\"\u003eIgnition Power Supply Voltage: 4.5V (With 3 AA Batteries. Batteries are Not Included)\u003c\/font\u003e\u003c\/span\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003co:p\u003e\u003c\/o:p\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003cfont face=\"Calibri\"\u003eStarting Mode: External Force (Electric Drill) or Manual Start\u003c\/font\u003e\u003c\/span\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003co:p\u003e\u003c\/o:p\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003cfont face=\"Calibri\"\u003ePackage Dimensions: 20 x 20 x 20cm\u003c\/font\u003e\u003c\/span\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003co:p\u003e\u003c\/o:p\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003cfont face=\"Calibri\"\u003ePackage Weight: 1250g\u003c\/font\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003cfont face=\"Calibri\"\u003e\u003cbr\u003e\u003c\/font\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan style=\"font-family: 宋体; font-size: 10.5pt;\"\u003e\u003cfont face=\"Calibri\"\u003eFeatures:\u003c\/font\u003e\u003c\/span\u003e\u003c\/b\u003e\u003cb\u003e\u003cspan style=\"font-family: 宋体; font-size: 10.5pt;\"\u003e\u003co:p\u003e\u003c\/o:p\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003cfont face=\"Calibri\"\u003e1.Mini Micro:This mini-micro Hit and Miss engine model is elaborately made of brass and stainless steel material, featuring flywheel speed-limiting device and a wooden base for convenient placement \u0026amp; operation. The vintage \u0026amp; exquisite internal combustion engine model is sure for your liking.\u003c\/font\u003e\u003c\/span\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003co:p\u003e\u003c\/o:p\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003cfont face=\"Calibri\"\u003e2.Exquisite Workmanship:\u003c\/font\u003e\u003c\/span\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003co:p\u003e\u003c\/o:p\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003cfont face=\"Calibri\"\u003eThe characteristic desktop engine model comes with unique \u0026amp; delicate shape, firm \u0026amp; reliable structure design, premium quality, exquisite workmanship and stable performance for easy operation and immersive fun, bringing unique charm of the mechanical engine operation.\u003c\/font\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003cfont face=\"Calibri\"\u003e\u003cbr\u003e\u003c\/font\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan style=\"font-family: 宋体; font-size: 10.5pt;\"\u003e\u003cfont face=\"Calibri\"\u003eHow to Start Engine:\u003c\/font\u003e\u003c\/span\u003e\u003c\/b\u003e\u003cb\u003e\u003cspan style=\"font-family: 宋体; font-size: 10.5pt;\"\u003e\u003co:p\u003e\u003c\/o:p\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003cfont face=\"Calibri\"\u003eStep 1. Check the engine wiring from the wooden base, connect the fuel tank \u0026amp; fuel pipe and install 3 AA batteries (4.5V).\u003c\/font\u003e\u003c\/span\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003co:p\u003e\u003c\/o:p\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003cfont face=\"Calibri\"\u003eStep 2. Fill the fuel tank with 95# petrol and add 4% lubricant, then rotate the flywheel clockwise several times on the right side of the engine (power switch surface) to make sure the mixed fuel enter the cylinder completely and there is no air in the fuel pipe.\u003c\/font\u003e\u003c\/span\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003co:p\u003e\u003c\/o:p\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003cfont face=\"Calibri\"\u003eStep 3. Turn on the power switch and quickly turn the flywheel clockwise to start the engine on the right side (power switch surface).\u003c\/font\u003e\u003c\/span\u003e\u003cb\u003e\u003cspan style=\"font-family: 宋体; font-size: 10.5pt;\"\u003e \u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan style=\"font-family: 宋体; font-size: 10.5pt;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan style=\"font-family: 宋体; font-size: 10.5pt;\"\u003e\u003cfont face=\"Calibri\"\u003ePackage included:\u003c\/font\u003e\u003c\/span\u003e\u003c\/b\u003e\u003cb\u003e\u003cspan style=\"font-family: 宋体; font-size: 10.5pt;\"\u003e\u003co:p\u003e\u003c\/o:p\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003cfont face=\"Calibri\"\u003e1X M17B Gasoline Engine Internal Combustion Engine Model\u003c\/font\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"mso-spacerun:'yes';font-family:宋体;mso-ascii-font-family:Calibri;\u0026lt;br\u0026gt;mso-hansi-font-family:Calibri;mso-bidi-font-family:'Times New Roman';font-size:10.5000pt;\u0026lt;br\u0026gt;mso-font-kerning:1.0000pt;\"\u003e\u003co:p\u003e\u003c\/o:p\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Green","offer_id":49120339689697,"sku":"BG-2019861-GREEN","price":265.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/93528a1a-0100-4e51-8474-4aaa05d1e8ac.jpg?v=1789396622"},{"product_id":"eachine-etx-hit-miss-gas-vertical-engine-spare-parts-ignition-accessories","title":"ETX Hit \u0026 Miss Gas Vertical Engine Spare Parts Ignition Accessories","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cstrong style=\"margin: 0px; padding: 0px; box-sizing: border-box; font-weight: 600; font-size: 14px; color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial;\"\u003eDescription:\u003c\/strong\u003e\u003cbr style=\"margin: 0px; padding: 0px; box-sizing: border-box; color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial;\"\u003e\n\u003cspan style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;\"\u003eItem Name: \u003cspan style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;\"\u003eIgnition Device\u003c\/span\u003e\u003c\/span\u003e\u003cbr style=\"margin: 0px; padding: 0px; box-sizing: border-box; color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial;\"\u003e\n\u003cspan style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;\"\u003eSuit For: ET1,ETX Engine and Other Engine Model \u003c\/span\u003e\u003cbr style=\"margin: 0px; padding: 0px; box-sizing: border-box; color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial;\"\u003e\n\u003cbr style=\"margin: 0px; padding: 0px; box-sizing: border-box; color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial;\"\u003e\n\u003cstrong style=\"margin: 0px; padding: 0px; box-sizing: border-box; font-weight: 600; font-size: 14px; color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial;\"\u003ePackage Included:\u003c\/strong\u003e\u003cbr style=\"margin: 0px; padding: 0px; box-sizing: border-box; color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial;\"\u003e\n\u003cspan style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;\"\u003e1 X \u003c\/span\u003e\u003cspan style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;\"\u003e\u003cspan style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;\"\u003eIgnition Device\u003c\/span\u003e\u003c\/span\u003e","brand":"LinkMejor","offers":[{"title":"Black","offer_id":49120345522401,"sku":"BG-1573481-BLACK","price":28.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/dd0713ea-32b3-44c6-9128-22026853a541.png?v=1789396626"},{"product_id":"eachine-et1-etx-hit-miss-gas-engine-spare-parts-hand-start-device","title":"Eachine ET1 ETX Hit \u0026 Miss Gas Engine Spare Parts Hand Start Device","description":"\u003cul\u003e\n\u003cli\u003eBrand: Eachine\u003c\/li\u003e\n\u003cli\u003eModel Engine: Engine Parts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cstrong\u003eDescription:\u003c\/strong\u003e\nItem Name: Hand Start Device\nSuit For: Eachine ET1,ETX and the blue Hit \u0026amp; Miss Gas Engine(Product ID:1430588,1549664,1239802)\nStarter wheel inner ring diameter 8mm\u003cbr\u003e\n\u003cbr\u003e\n\u003cstrong\u003ePackage Included:\u003c\/strong\u003e\n1 X  Hand Start Device","brand":"LinkMejor","offers":[{"title":"Black","offer_id":49120348569825,"sku":"BG-1573482-BLACK","price":9.49,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/4a7daa9b-b4eb-4fe9-9fe9-9f946a110b55.jpg?v=1789396627"},{"product_id":"eachine-et1-et5-et6-et7-et8-etx-hit-miss-and-et5-et5pro-et5s-em1-em2-em3-em4-gas-engine-spare-parts-mini-spark-plug-accessories-1-4-32tpi","title":"ET1, ET5, ET6, ET7, ET8, ETX Hit \u0026 Miss and ET5, ET5Pro, ET5S, EM1, EM2, EM3, EM4 Gas Engine Spare Parts Mini Spark Plug Accessories 1\/4-32TPI","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cstrong style=\"margin: 0px; padding: 0px; box-sizing: border-box; font-weight: 600; font-size: 14px; color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial;\"\u003eDescription:\u003c\/strong\u003e\u003cbr style=\"margin: 0px; padding: 0px; box-sizing: border-box; color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial;\"\u003e\n\u003cspan style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;\"\u003eItem Name: Mini Spark Plug\u003c\/span\u003e\u003cbr style=\"margin: 0px; padding: 0px; box-sizing: border-box; color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial;\"\u003e\n\u003cspan style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;\"\u003eSuit For: \u003ca href=\"https:\/\/www.banggood.com\/Eachine-ET1-STEM-Upgrade-Hit-and-Miss-Gas-Engine-Stirling-Engine-Model-Combustion-Engine-Collection-p-1430588.html\" target=\"_blank\"\u003eET1\u003c\/a\u003e \u003ca href=\"https:\/\/www.banggood.com\/Eachine-ET5-Mini-Gasoline-Engine-Model-Stirling-Water-cooled-Cooling-Structure-p-1686955.html\" target=\"_blank\"\u003eET5\u003c\/a\u003e \u003ca href=\"https:\/\/www.banggood.com\/Eachine-ET6-Horizontal-Hit-and-Miss-Complete-Engine-Model-STEM-Upgrade-Gas-Engine-Toys-p-1720034.html\" target=\"_blank\"\u003eET6\u003c\/a\u003e \u003ca href=\"https:\/\/www.banggood.com\/Eachine-ET7-Horizontal-Hit-and-Miss-Complete-Gas-Engine-Model-STEM-Upgrade-Engine-Toys-p-1746155.html\" target=\"_blank\"\u003eET7\u003c\/a\u003e \u003ca href=\"https:\/\/www.banggood.com\/Eachine-ET8-Horizontal-Hit-and-Miss-Complete-Gas-Adjustable-Speed-Double-Valve-Engine-Model-STEM-Upgrade-Engine-Toys-p-1789782.html\" target=\"_blank\"\u003eET8\u003c\/a\u003e \u003ca href=\"https:\/\/www.banggood.com\/Eachine-ETX-Hit-and-Miss-Gas-Vertical-Engine-Stirling-Engine-Model-Upgraded-Version-Water-Cooling-Cycle-Engine-Collection-p-1549664.html\" target=\"_blank\"\u003eETX\u003c\/a\u003e Engine \u003c\/span\u003e\u003cbr style=\"margin: 0px; padding: 0px; box-sizing: border-box; color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial;\"\u003e\n\u003cspan style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;\"\u003eType:1\/4-32TPI\u003c\/span\u003e\u003cbr style=\"margin: 0px; padding: 0px; box-sizing: border-box; color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial;\"\u003e\n\u003cbr style=\"margin: 0px; padding: 0px; box-sizing: border-box; color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial;\"\u003e\n\u003cstrong style=\"margin: 0px; padding: 0px; box-sizing: border-box; font-weight: 600; font-size: 14px; color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial;\"\u003ePackage Included:\u003c\/strong\u003e\u003cbr style=\"margin: 0px; padding: 0px; box-sizing: border-box; color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial;\"\u003e\n\u003cspan style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;\"\u003e1 X \u003cspan style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgb(255, 255, 255); text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;\"\u003eMini Spark Plug\u003c\/span\u003e\u003c\/span\u003e","brand":"LinkMejor","offers":[{"title":"Default Title","offer_id":49120350011617,"sku":"BG-1573483","price":10.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/87b23015-5873-4ee6-98f4-f1eadd3793a2.jpg?v=1789396628"},{"product_id":"jw-2a-steam-engine-solid-brass-whistle-model-accessories-for-wilesco-steam-model","title":"JW-2A Steam Engine Solid Brass Whistle Model Accessories for Wilesco Steam Model","description":"\u003cul\u003e\u003cli\u003eModel Engine: Engine Parts\u003c\/li\u003e\u003c\/ul\u003e\n\u003cspan style=\"font-size:14px;\"\u003e\u003cstrong\u003eJW-2A Steam Engine Solid Brass Whistle Model Accessories for Wilesco Steam Model\u003c\/strong\u003e\u003cbr\u003e\n\u003cbr\u003e\n\u003cstrong\u003eDescription:\u003c\/strong\u003e\u003cbr\u003e\nItem name: Steam Whistle Model\u003cbr\u003e\nNO: JW-2A\u003cbr\u003e\nWegiht: 100g\u003c\/span\u003e\u003cbr\u003e\n\u003cdiv\u003e\n\t\u003cspan style=\"font-size:14px;\"\u003eBoiler is M6X0.75 TPI threaded connector\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\t\u003cspan style=\"font-size:14px;\"\u003etook Screw fitting is 1\/4 \"X 40 TPI\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\t\u003cspan style=\"font-size:14px;\"\u003eBody Length: 40 mm\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\t\u003cspan style=\"font-size:14px;\"\u003eWhistle body length: 50 mm\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\t\u003cspan style=\"font-size:14px;\"\u003ethen the size of the copper 3.5 mm\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\t\u003cspan style=\"font-size:14px;\"\u003eThere are two stainless steel control body\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\t\u003cspan style=\"font-size:14px;\"\u003eThis is a steam Whistle For \u003c\/span\u003eWilesco Steam Model\u003cbr\u003e\n\t\u003cbr\u003e\n\t\u003cspan style=\"font-size:14px;\"\u003e\u003cstrong\u003ePackage included:\u003c\/strong\u003e\u003cbr\u003e\n\t1 x Steam Whistle Model\u003c\/span\u003e\n\u003c\/div\u003e","brand":"LinkMejor","offers":[{"title":"Gold","offer_id":49120352862433,"sku":"BG-1573757-GOLD","price":27.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/0f7afab1-57fa-4fa7-8252-75d5026778d2.jpg?v=1789396630"},{"product_id":"linkmejor-infrared-array-visual-positioning-balance-robot-pro-creative-desktop-toys-model-toy-for-adults-children-christmas-birthday-gift","title":"Infrared Array Visual Positioning Balance Robot Pro Creative Desktop Toys Model Toy for Adults Children Christmas Birthday Gift","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cb\u003eBalance Robot Pro has these upgrades:\u003c\/b\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e1. Strong anti-interference ability of the light source, because the principle of this product is to use infrared matrix to collect data, \u003c\/p\u003e\u003cp\u003ewhich is easily interfered by other light sources\u003c\/p\u003e\u003cp\u003e2. Real time human-computer interaction function\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e3. Data feedback to make your balance robot more playable\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eDescription:\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eSpecification:\u003c\/b\u003e\u003cbr\u003eProduct Name:Balance Robot Pro\u003cbr\u003eDimensions:140×140×70mm\u003cbr\u003eWeight:260g\u003cbr\u003eMaterial:ABS, Electronic Components\u003cbr\u003ePower Supply:5V\/2A\u003cbr\u003e\u003cbr\u003e\u003cb\u003ePackage Included:\u003c\/b\u003e\u003cbr\u003e1 x Infrared Array Visual Positioning Balancing Robot\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Black","offer_id":49120373178593,"sku":"BG-2053372-BLACK","price":119.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/29469161-a3a2-4370-b036-203881a29d96.png?v=1789396645"},{"product_id":"steam-engine-p5-automatic-boiler-pressure-regulator-for-external-combustion-engine-model","title":"Steam Engine P5 Automatic Boiler Pressure Regulator for External Combustion Engine Model","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cdiv\u003e\n\t\u003cspan style=\"font-size:14px;\"\u003e\u003cstrong\u003eSteam Engine P5 Automatic Boiler Pressure Regulator for External Combustion Engine Model\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\n\t\u003cbr\u003e\n\t\u003cdiv\u003e\n\t\t\u003cstrong\u003e\u003cspan style=\"font-size:14px;\"\u003eDescription:\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/div\u003e\n\t\u003cdiv\u003e\n\t\t\u003cspan style=\"font-size:14px;\"\u003eItem name: Steam Engine Regulator\u003c\/span\u003e\n\u003c\/div\u003e\n\t\u003cdiv\u003e\n\t\t\u003cspan style=\"font-size:14px;\"\u003eNo: P5\u003c\/span\u003e\n\u003c\/div\u003e\n\t\u003cdiv\u003e\n\t\t\u003cspan style=\"font-size:14px;\"\u003eLength: 64 mm\u003c\/span\u003e\n\u003c\/div\u003e\n\t\u003cdiv\u003e\n\t\t\u003cspan style=\"font-size:14px;\"\u003eWidth: 24 mm\u003c\/span\u003e\n\u003c\/div\u003e\n\t\u003cdiv\u003e\n\t\t\u003cspan style=\"font-size:14px;\"\u003eWeight: 102g\u003c\/span\u003e\n\u003c\/div\u003e\n\t\u003cdiv\u003e\n\t\t\u003cspan style=\"font-size:14px;\"\u003eOperating pressure rangeis 5-90 psi\u003c\/span\u003e\n\u003c\/div\u003e\n\t\u003cdiv\u003e\n\t\t \u003c\/div\u003e\n\t\u003cdiv\u003e\n\t\t\u003cstrong\u003e\u003cspan style=\"font-size:14px;\"\u003eFeature:\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/div\u003e\n\t\u003cdiv\u003e\n\t\t\u003cspan style=\"font-size:14px;\"\u003e-The gas pressure adjustment valve automatically regulates the height of the flame relevant to the boiler pressure\u003c\/span\u003e\n\u003c\/div\u003e\n\t\u003cdiv\u003e\n\t\t\u003cspan style=\"font-size:14px;\"\u003e-Running the engine slowly, the boiler pressure does not rise and a constantly small burner flame is maintained\u003c\/span\u003e\n\u003c\/div\u003e\n\t\u003cdiv\u003e\n\t\t\u003cspan style=\"font-size:14px;\"\u003e-The gas pressure adjustment valve can be used for all gas heated steam engines\u003c\/span\u003e\n\u003c\/div\u003e\n\t\u003cdiv\u003e\n\t\t \u003c\/div\u003e\n\t\u003cdiv\u003e\n\t\t\u003cstrong\u003e\u003cspan style=\"font-size:14px;\"\u003ePackage included:\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/div\u003e\n\t\u003cdiv\u003e\n\t\t\u003cspan style=\"font-size:14px;\"\u003e1 x Steam Engine Regulator\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"LinkMejor","offers":[{"title":"Gold","offer_id":49120383893729,"sku":"BG-1578462-GOLD","price":45.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/eb082858-43b9-467c-8971-4336ab5744d9.jpg?v=1789396651"},{"product_id":"linkmejor-qx-dwcl-01-low-temperature-hot-air-stirling-engine-kit-steam-heat-education-model-physics-experiment-science-discovery-toys-toy-fully-assembled","title":"QX-DWCL-01 Low Temperature Hot Air Stirling Engine Kit Steam Heat Education Model Physics Experiment Science Discovery Toys Toy Fully Assembled","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cb\u003eIntroduction:\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003eStirling engine is a heat engine that operates by cyclic compression and expansion of air at different temperatures, such that there is a net conversion of heat energy to mechanical work.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eUsage:\u003c\/b\u003e \u003c\/p\u003e\u003cp\u003ePlace the model on a cup of hot water, gently flip the flywheel until the machine can run freely itself.Transparent cylinder and piston, \u003c\/p\u003e\u003cp\u003emake it straightforward for you to observe the movement. Help student to better understand this physics theory.\u003c\/p\u003e\u003cp\u003eFully assembled metal body, easy to use. You can dismount it to practice your operational ability if needed.Safe for children, \u003c\/p\u003e\u003cp\u003eno need to fire alcohol \u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eSpecification:\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003eProduct NO.: QX-DWCL-01\u003cbr\u003eProduct Name: Temperature Hot Air Stirling Engine\u003cbr\u003eColor: Blue\/Silver\/Red(Optional)\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 12px;\"\u003eBase Diameter: 9cm\u003c\/span\u003e \u003cbr\u003eProduct Size:Φ90*135mm\u003cbr\u003ePackage Size:200*110*115mm\u003cbr\u003ePackage Weight:0.20kg\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003cb\u003e\u003cbr\u003eFeature:\u003cbr\u003e\u003c\/b\u003e1. EASY TO PLAY: This engine is powered by the temperature differential between the top and bottom panels. Just take it out of the box and put it on a mug of hot water, wait for seconds, then give the flywheel a gentle turn and you're up and running.\u003cbr\u003e2. MULTIPURPOSE: Multipurpose Stirling engine, it can be used for kids science projects, physics and mechanics learning, classroom presentations, and more.\u003cbr\u003e3. MECHANICAL TOY: Stirling engine is a well designed and crafted mechanical toy ideal for demonstrating the fundamentals of external combustion engines.\u003cbr\u003e4. PRACTICAL MODEL: Air engine is a great anyone interested in science and can be used as a teaching tool to demonstrate knowledge of mechanics and physics.\u003cbr\u003e5. HIGH QUALITY MATERIAL: Low temperature differential engine model is made of high quality aluminum material, which is not easy to rust, strong and enduring.\u003c\/p\u003e\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-weight: bolder;\"\u003eNote:\u003cbr\u003e\u003c\/span\u003eThere may be errors in size measurement, please refer to the actual product.\u003cb\u003e\u003cbr\u003e\u003cbr\u003ePackage included:\u003cbr\u003e\u003c\/b\u003e1X Stirling Engine \u003c\/p\u003e\u003cp\u003e1X mANUAL\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Blue","offer_id":49120385761505,"sku":"BG-2031939-BLUE","price":20.99,"currency_code":"HKD","in_stock":true},{"title":"Red","offer_id":49120385794273,"sku":"BG-2031939-RED","price":20.99,"currency_code":"HKD","in_stock":true},{"title":"Silver","offer_id":49120385827041,"sku":"BG-2031939-SILVER","price":20.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/54cc7d5d-91cb-4ee4-a298-d90601d02a44_371e12c0-f65e-4491-8d74-7acd440e8b32.png?v=1789396652"},{"product_id":"okmo-z01-b01-1110-b02-throttle-regulator-gasoline-horizontal-internal-combustion-engine-parts-oil-injector-throttle-governor-linkage-rod-spare-accessories","title":"Z01 B01 1110 B02 Throttle Regulator Gasoline Horizontal Internal Combustion Engine Parts Oil Injector Throttle Governor Linkage Rod Spare Accessories","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv 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Title","offer_id":49120386187489,"sku":"BG-2051658","price":4.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/b638446d-0745-4c1c-a9e6-dce97a8f6643.jpg?v=1789396652"},{"product_id":"steam-engine-p9-displacement-oiler-lubricator-steam-engine-switch","title":"Steam Engine P9 Displacement Oiler Lubricator Steam Engine Switch","description":"\u003cul\u003e\u003cli\u003eModel Engine: Engine Parts\u003c\/li\u003e\u003c\/ul\u003e\n\u003cspan style=\"font-size:14px;\"\u003e\u003cstrong\u003eSteam Engine P9 Displacement Oiler Lubricator Steam Engine Switch\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003cbr\u003e\n\u003cdiv\u003e\n\t\u003cstrong\u003e\u003cspan style=\"font-size:14px;\"\u003eDescription:\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\t\u003cspan style=\"font-size:14px;\"\u003eItem name: Steam Engine Oiler\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\t\u003cspan style=\"font-size:14px;\"\u003eNo.: P9\u003cbr\u003e\n\tMaterial: Metal Brass\u003c\/span\u003e\u003cbr\u003e\n\t\u003cdiv\u003e\n\t\t\u003cspan style=\"font-size:14px;\"\u003eLength 43 mm\u003c\/span\u003e\n\u003c\/div\u003e\n\t\u003cdiv\u003e\n\t\t\u003cspan style=\"font-size:14px;\"\u003eWidth 33 mm\u003c\/span\u003e\n\u003c\/div\u003e\n\t\u003cdiv\u003e\n\t\t\u003cspan style=\"font-size:14px;\"\u003eDiameter 14 mm\u003c\/span\u003e\n\u003c\/div\u003e\n\t\u003cdiv\u003e\n\t\t\u003cspan style=\"font-size:14px;\"\u003eWeight: 100g\u003c\/span\u003e\n\u003c\/div\u003e\n\t\u003cdiv\u003e\n\t\t\u003cspan style=\"font-size:14px;\"\u003eScrew fitting is 1\/4\" X 40 TPI\u003c\/span\u003e\n\u003c\/div\u003e\n\t\u003cdiv\u003e\n\t\t\u003cspan style=\"font-size:14px;\"\u003eThis is a displacement oiler for a model steam engine\u003c\/span\u003e\u003cbr\u003e\n\t\t\u003cbr\u003e\n\t\t\u003cdiv\u003e\n\t\t\t\u003cstrong\u003e\u003cspan style=\"font-size:14px;\"\u003ePackage included:\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/div\u003e\n\t\t\u003cdiv\u003e\n\t\t\t\u003cspan style=\"font-size:14px;\"\u003e1 x Steam Engine Oiler\u003c\/span\u003e\n\u003c\/div\u003e\n\t\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cbr\u003e","brand":"LinkMejor","offers":[{"title":"Gold","offer_id":49120386777313,"sku":"BG-1578769-GOLD","price":16.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/c17630ca-aadf-4a6b-994a-0a6a32774e20.jpg?v=1789396652"},{"product_id":"10pcs-eachine-et1-et3-et5-et6-et7-et8-stem-upgrade-hit-miss-gas-stirling-engine-parts-fluorine-rubber-ring-model-spare-accessories","title":"10PCS Eachine ET1 ET3 ET5 ET6 ET7 ET8 STEM Upgrade Hit \u0026 Miss Gas Stirling Engine Parts Fluorine Rubber Ring Model Spare Accessories","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cb\u003eDescription:\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003eItem Name:Fluorine rubber ring\u003c\/p\u003e\u003cp\u003eMaterial:Rubber\u003c\/p\u003e\u003cp\u003eColor:Green\u003c\/p\u003e\u003cp\u003eProduct Size:About 22*1mm\u003c\/p\u003e\u003cp\u003eCompatible Models:Eachine ET1 ET3 ET5 ET6 ET7 ET8 STEM upgrade hit \u0026amp; miss gas stirling engine \u003c\/p\u003e\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePackage Included:\u003c\/b\u003e\u003cbr\u003e10X Fluorine Rubber Rings\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Green","offer_id":49120387236065,"sku":"BG-2051660-GREEN","price":4.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/ed20efa5-dd39-4203-a186-adea9763dfaf_a6eef06e-22c0-4c66-803e-b78e648b9757.jpg?v=1789396653"},{"product_id":"linkmejor-diy-hot-air-mini-stiring-engine-model-educational-toy-kits","title":"DIY Hot Air Mini Stiring Engine Model Educational Toy Kits","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cspan style=\"font-weight: bolder;\"\u003eDescription:\u003c\/span\u003e\n\u003c\/p\u003e\u003cp\u003eName:DIY Hot Air Engine Kit\u003c\/p\u003e\u003cp\u003eMaterial of board: Metal\nWeight: 200g\nColor: As the picture.\nWooden board :18.5*10CM\nPackaing Size: 20*13.5*11CM\u003cbr\u003e\u003cspan style=\"color: rgb(255, 0, 0);\"\u003eManual\u003c\/span\u003e, please click \u003ca href=\"http:\/\/img.banggood.com\/file\/products\/20160516020241SKU307217.pdf\" target=\"_blank\" style=\"background-color: rgb(255, 255, 255); font-family: sans-serif; font-weight: 400;\"\u003e\u003cspan style=\"color: rgb(255, 0, 0);\"\u003ehere\u003c\/span\u003e\u003c\/a\u003e\u003cbr\u003e\n\u003cb\u003eNote:\u003c\/b\u003e\u003cbr\u003e1. Please understand the product might have some colour difference due to different monitors and scenes.\u003cbr\u003e2. Please allow slight deviation for the measurement data. \u003cbr\u003e\n\u003cspan style=\"font-weight: bolder;\"\u003ePackage Included:\u003c\/span\u003e\n1× DIY Hot Air Engine Kit\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Default Title","offer_id":49120401490145,"sku":"BG-1982633","price":17.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/4daec0c7-e8db-4901-a845-43b54911c825.jpg?v=1789396661"},{"product_id":"linkmejor-yh003-vintage-4-blades-heat-powered-thermal-stove-fan-stirling-engine-model-physics-science-discovery-experiment-gift-collection-toys","title":"YH003 Vintage 4-Blades Heat Powered Thermal Stove Fan Stirling Engine Model Physics Science Discovery Experiment Gift Collection Toys","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cspan style=\"font-weight: bolder;\"\u003eFeatures:\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-weight: bolder;\"\u003e- Vintage Model:\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003eThis is an antique fan and a precision engineering Stirling engine model. It has no electrical components and is driven by heat. It only uses alcohol or kerosene as fuel. The retro and nostalgic style evokes your feelings of the past.\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-weight: bolder;\"\u003e- Widely Used:\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003eThis is an interesting and imaginative desktop science educational toy, which can make people feel happy when watching it in motion. Provide materials for students and childrens science projects, observe the magical operation and energy conversion process, and inspire curiosity and creativity.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"font-weight: bolder;\"\u003e- Excellent Gift:\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003eIt is very suitable for you to use for home decorations, office desktop collection ornaments. You can also prepare the best surprise gift for your technology enthusiast friends or relatives during holidays such as Christmas, Halloween, birthday, etc. If you have any questions, please consult us, we will definitely solve all the problems you meet in the product.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"font-weight: bolder;\"\u003e- High Quality:\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003eThis is an amazing high-quality artwork, carefully crafted with all metal materials, so it has a very good appearance, fine and smooth surface treatment, rich in metal texture and mechanical beauty.\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"font-weight: bolder;\"\u003eFunction:\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003eIts working temperature range is above 110°C, and it can work on any wood burner, alcohol, kerosene and other fuels or coal-burning stoves. It runs quietly and smoothly. The piston reciprocates up and down while the fan rotates. It feels like a mechanical industry.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003cb\u003eSpecifications:\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003eProduct NO.: YH003\u003cbr\u003eProduct Name: Vintage 4-Blades Heat Powered Thermal Stove Fan Stirling Engine\u003cbr\u003eColor:As Shown\u003cbr\u003eProduct Size:180*180*270mm\u003cbr\u003ePackage Size:205*240*148mm\u003cbr\u003ePackage Weight:1.30kg\u003cbr\u003eFor Ages:16+\u003c\/p\u003e\u003cp\u003e\u003cb\u003e\u003cbr\u003ePackage included:\u003c\/b\u003e\u003cbr\u003e1x Engine Model\u003cbr\u003e\u003c\/p\u003e\u003cdiv\u003e1x Manual\u003c\/div\u003e","brand":"LinkMejor","offers":[{"title":"Silver","offer_id":49120413778145,"sku":"BG-2031982-SILVER","price":106.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/eae02690-74b5-467f-8e19-916c0a82aab4.jpg?v=1789396669"},{"product_id":"linkmejor-qx-rs-01-thermoacoustic-stirling-steam-engine-motor-model-physics-experiment-science-discovery-production-invention-gift-collection-toys","title":"QX-RS-01 Thermoacoustic Stirling Steam Engine Motor Model Physics Experiment Science Discovery Production Invention Gift Collection Toys","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cb\u003eDescription:\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eSpecifications:\u003c\/b\u003e\u003cbr\u003eProduct Name:Thermoacoustic Stirling Steam Engine Motor Model\u003cbr\u003eProduct NO.:QX-RS-01\u003cbr\u003eColor:As Shown\u003cbr\u003eMaterial:Aluminum Alloy + Quartz Glass\u003cbr\u003eProduct Size:195*90*80mm\u003cbr\u003ePackage Size:200*110*115mm\u003cbr\u003ePackage Weight:0.40kg\u003cbr\u003eFor Ages:8+\u003cbr\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-weight: bolder;\"\u003eFeatures:\u003c\/span\u003e\u003cbr\u003e- The Thermoacoustic motor is a new type of heating engine that uses thermoacoustic self-oscillation, with outstanding advantages of simple structure and high reliability.\u003cbr\u003e- Beautifully designed and well made: not only as teaching aids, jewelry, but also DIY, enjoy this magical energy conversion journey.\u003c\/p\u003e\u003cp\u003e\u003cb\u003e\u003cbr\u003ePackage included:\u003c\/b\u003e\u003cbr\u003e1 x Engine Model\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Silver","offer_id":49120421970145,"sku":"BG-2031992-SILVER","price":32.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/fda47acb-c94f-4e9a-b38f-9d5b3c8dd3c4.jpg?v=1789396674"},{"product_id":"linkmejor-single-stage-multi-stage-steam-engine-turbine-model-physics-experiment-science-discovery-production-invention-gift-collection-toys","title":"Single Stage Multi-stage Steam Engine Turbine Model Physics Experiment Science Discovery Production Invention Gift Collection Toys","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cb\u003eIntroduction:\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003eThis steam turbine is a single-stage steam turbine model. There is a moving impeller in the cylinder. The air source of the impeller is directly supplied to the nozzle. The blades of the impeller are 20 pieces. It can be used with the laboratory air compressor. \u003c\/p\u003e\u003cp\u003eThe available air compressor Or mouth blow start, you can also use hand to dial, demonstrate the working principle and process of steam turbine.\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 12px;\"\u003eBy using this product, you can demonstrate the working principle and working process of the steam turbine, help children to understand the operating principle of the steam turbine more intuitively, and deepen their interest in physics learning\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003eSpecification:\u003c\/b\u003e\u003cbr\u003eProduct Name:Single-stage \/ Multi-stage Steam Turbine Model\u003cbr\u003eProduct NO.:QX-M-ZQLJ-03 \/ QX-M-ZQLJ-02\u003cbr\u003eColor:As Shown\u003cbr\u003eMaterial:Metal, glass, plastic\u003cbr\u003eProduct Size: \u003cbr\u003eSingle-stage:125*100*120mm;Multi-stage:180*125*125mm\u003cbr\u003eProduct Weight: \u003cbr\u003eSingle-stage:218g;Multi-stage: 400g\u003cbr\u003ePackage Size: \u003cbr\u003eSingle-stage:210*110*140mm;Multi-stage:230*130*160mm\u003cbr\u003ePackage Weight: \u003cbr\u003eSingle-stage:0.3kg;Multi-stage:0.5kg\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-weight: bolder;\"\u003eFeatures:\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 12px;\"\u003e\u003cb\u003e 1. Multistage:\u003c\/b\u003e \nThe steam turbine model is a multistage turbine model, which is composed of moving impellers in the cylinder, which is has practical meaning.\n\n\u003cb\u003e2. Operating Principle:\u003c\/b\u003e \nThe impeller is directly driven by the gas supplied by the gas compressor or nozzle port, which shows the working principle and process of the steam turbine.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 12px;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 12px;\"\u003e  \u003cb\u003e3. Widely Applicable:\u003c\/b\u003e \u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 12px;\"\u003eThe steam turbine model has a wide range of applications, can be used for children's science projects, physics or mechanical learning, classroom demonstrations, etc.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003ePackage included:\u003c\/b\u003e\u003cbr\u003e1x Steam Turbine Model\u003c\/p\u003e\u003cp\u003e1x Manual\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Default Title","offer_id":49120424919265,"sku":"BG-2031993","price":17.45,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/9fca58b8-643a-4edf-8d8a-f8465ca5b3d5.jpg?v=1789396675"},{"product_id":"linkmejor-mini-four-stroke-gasoline-engine-internal-combustion-engine-model-with-wooden-base-physics-experiment-science-discovery-production-invention-gift-collection-toys","title":"Mini Four Stroke Gasoline Engine Internal Combustion Engine Model with Wooden Base Physics Experiment Science Discovery Production Invention Gift Collection Toys","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cb\u003eDescription:\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-weight: bolder;\"\u003eSpecifications:\u003c\/span\u003e\u003cbr\u003eProduct Name:Mini Four Stroke Gasoline Engine Internal Combustion Engine Model\u003cbr\u003eColor:Dark Blue\u003cbr\u003eMaterial:Metal\u003cbr\u003eProduct Size:173*120*88mm\u003cbr\u003ePackage Size:240*150*200mm\u003cbr\u003ePackage Weight:1.80kg\u003cbr\u003eFor Ages:14+\u003cspan style=\"font-weight: bolder;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-weight: bolder;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-weight: bolder;\"\u003eFeatures:\u003c\/span\u003e\u003cbr\u003e- The engine model adopts ancient water cooled structure. It has been installed on the base which is convenient to place and operate. With fuel tank and pipeline, the model is ready to run. It will get more appreciation when working.\u003cbr\u003e- This is a elaborated internal combustion engine model which is convenient to operate and evokes immersive fun. Its vintage outlook is suitable for model fans to collect and makes ideal gift for holidays.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eStarting Step:\u003c\/b\u003e\u003cbr\u003e1. Check the engine wiring, connect the oil tank and pipeline when install the battery (ignition voltage: 6-7.4V).\u003cbr\u003e2.Fill the tank with 95# gasoline. Make sure the minimum oil level of the fuel pipe is not lower then that of the carburetor when fixing the fuel tank.\u003cbr\u003e3.Check whether the screws on the model are loose and whether the throttle is closed. Add about 3\/4 cold water to the tank after inspection.\u003cbr\u003e4.Turn on the power switch and turn the flywheel. Start the engine counterclockwise on the right side of the engine. \u003cbr\u003e\u003cbr\u003e\u003cb\u003eNote:\u003c\/b\u003e\u003cbr\u003e1. Squeeze the air to fill the pipeline with fuel if there is air in the pipeline.\u003cbr\u003e2.Please be careful not to press the accelerator too high before starting. Adjust the accelerator properly to make the model run smoothly after starting.\u003cbr\u003e3.Add 2-3 drops of oil at the carburetor and adjust the accelerator properly if the start is not smooth.\u003cbr\u003e\u003cbr\u003e\u003cb\u003ePackage included\u003c\/b\u003e:\u003cbr\u003e1x Mini Four Stroke Gasoline Engine Internal Combustion Engine Model\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Blue","offer_id":49120426426593,"sku":"BG-2031994-BLUE","price":255.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/7e82c8bd-bf1f-4c2d-8c40-affc07832f36_9e68af44-3307-478e-8805-693ca37fb208.jpg?v=1789396676"},{"product_id":"linkmejor-qx-m-zqj-06-mini-copper-boiler-steam-engine-stirling-engine-model-physics-experiment-science-discovery-production-invention-gift-collection-toys","title":"QX-M-ZQJ-06 Mini Copper Boiler Steam Engine Stirling Engine Model Physics Experiment Science Discovery Production Invention Gift Collection Toys","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cb\u003eDescription:\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eSpecifications:\u003c\/b\u003e\u003cbr\u003eProduct Name:Mini Copper Boiler Steam Engine Stirling Engine Model \u003cbr\u003eProduct NO.:QX-M-ZQJ-06\u003cbr\u003eColor:As Shown\u003cbr\u003eProduct Size:62*60*119mm\u003cbr\u003ePackage Size:150*90*100mm\u003cbr\u003ePackage Weight:0.35 kg\u003cbr\u003e\u003cbr\u003e\u003cb\u003ePackage included:\u003c\/b\u003e\u003cbr\u003e1 x Stirling Engine Model\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Copper","offer_id":49120427901153,"sku":"BG-2031995-COPPER","price":47.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/29114551-e7e8-4d00-ab09-f2fe36b5a27b.jpg?v=1789396677"},{"product_id":"linkmejor-qx-sl-01-hot-air-stirling-engine-model-with-wooden-metal-base-diy-generator-physics-experiment-science-education-toys","title":"QX-SL-01 Hot Air Stirling Engine Model with Wooden \/ Metal Base DIY Generator Physics Experiment Science Education Toys","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cb\u003eSpecifications:\u003c\/b\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eModel: QX-SL-01 \/ QX-SL-01-M\u003cbr\u003eProduct Name: Hot Air Stirling Engine Model\u003cbr\u003eVersion: Wooden Base \/ Metal Base (Optional)\u003cbr\u003eColor:As Shown\u003cbr\u003eProduct Size:180*90*90mm\u003cbr\u003eProduct Weight:Wooden Base: 310g;Metal Base:380g\u003cbr\u003ePackage Size:200*110*115mm\u003cbr\u003ePackage Weight:0.35kg\u003cbr\u003e\t\t\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 12px;\"\u003e\u003cb\u003eStart-up steps:\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 12px;\"\u003e 1. Put the model on the horizontal surface; add some alcohol into the alcohol lamp\n2. Light the alcohol lamp; turn the flywheel by hand until the flywheel can automatically rotate\n3. In the process of start, move the alcohol lamp to let the model run to the best\n4. The height of the alcohol lamp wick should be no less than 15 mm, and you can adjust the wick height to achieve the best operation.\n\n\u003cb\u003eMatters needing attention:\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 12px;\"\u003e 1. When heating, do not touch with your hands cylinder and heating portion.\n2. Avoid other liquid substances come into contact with cylinders in case of cylinder rustiness; extinguish alcohol lamp after finishing the demonstration.\n\n\u003cb\u003eMaintenance plans (if the model is not running very well)\u003c\/b\u003e\n1. Check if there is enough alcohol in the alcohol lamp.\n2. Check if the small and big wheel jackscrews loose or not.\n3. Too high temperature in the air cylinder because of the continuous heating for a period of time will affect the performance of the product.\n4. Check the valve position: the highest position of the flapper valve (2) is to cover one fourth of the valve port. \n5. Check if the angle is correct or not: when the piston (7) lies in the innermost of the air cylinder, the small jackscrew (3) hole should be just facing the positioning port (6). If the position is wrong, please loosen the jackscrew; then tightly fix the jackscrew in the correct position.\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003cb\u003ePackage included:\u003c\/b\u003e\u003cbr\u003e1 x Stirling Engine Model\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Default Title","offer_id":49120429146337,"sku":"BG-2032000","price":33.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/25411ea9-3eb8-4fad-b349-079c79615762.jpg?v=1789396678"},{"product_id":"linkmejor-fs-l200ac-ot-7cc-sohc-4-stroke-2-cylinder-air-cooling-ice-diy-nitro-engine-kit-for-rc-car","title":"FS-L200AC OT 7cc SOHC 4 Stroke 2 Cylinder Air Cooling ICE DIY Nitro Engine Kit for RC Car","description":"\u003cul\u003e\u003cli\u003eModel Engine: ICE Engine\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003eWill have stock soon in CN Warehouse.\u003c\/p\u003e\u003cp\u003e- June 18th, 2026\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-weight: bolder;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-weight: bolder;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-weight: bolder;\"\u003eFeatures:\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e1.\u003cspan style=\"font-weight: bolder;\"\u003e \u003c\/span\u003e\u003cfont color=\"#ff0000\"\u003eHigh Simulation:\u003c\/font\u003e\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003e- The engine model with a realistic appearance, whcih gets closer to a real engine.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e2. \u003cfont color=\"#ff0000\"\u003eMiniature IC Engine Model:\u003c\/font\u003e\u003c\/p\u003e\u003cp\u003e- Treated by aluminum CNC processing and oxidation coloring, features a meticulous surface, compact structure and lightweight body.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e3. \u003cfont color=\"#ff0000\"\u003eDual Synchronous Belt Pulley:\u003c\/font\u003e\u003c\/p\u003e\u003cp\u003e- The timing structure of a dual synchronous belt pulley greatly reduces the risk of gear jumping in high-speed operation.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e4. Rocker Arm:\u003c\/p\u003e\u003cp\u003e- The short rocker arm makes the valve switch operation more accurate.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e5. Carburetor:\u003c\/p\u003e\u003cp\u003e- Enjoy easier adjustment and more sensitive throttle response thanks to the brand-new signal carburetor.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e6. Electrical Starting:\u003cbr\u003e- Equipped with a high-torque starting motor for a more convenient and smooth start.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e7. Enjoy DIY Fun:\u003c\/p\u003e\u003cp\u003e- You can walk through the internal structure and mechanical operation principle of the engine while enjoying DIY assembling fun with the desktop engine model.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e8. Wide Applications:\u003c\/p\u003e\u003cp\u003e- Blending perfectly with a gearbox for superior compatibility and an excellent guarantee to upgrade, the product makes a stunning mechanical artware, an ideal gift for mechanical engine enthusiasts and a superb teaching aid for demonstration teaching in physical \u0026amp; mechanical classes.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eSpecification: (\u003cfont color=\"#ff0000\"\u003e \u003ca href=\"http:\/\/myosuploads3.banggood.com\/products\/20250627\/20250627013417FS-L200AC-OTEN.pdf\" target=\"_blank\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cu\u003eManual\u003c\/u\u003e\u003c\/span\u003e\u003c\/a\u003e\u003cspan style=\"font-size: 14px;\"\u003e \u003c\/span\u003e\u003c\/font\u003e)\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003eModel: FS-L200AC \/ ST-NF2\u003c\/p\u003e\u003cp\u003e\u003cb\u003eColor Version:\u003cfont color=\"#ff0000\"\u003e Red\u003c\/font\u003e\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003eEngine Type: Nitro Interal Combustion Engine Model\u003c\/p\u003e\u003cp\u003eForm: \u003cfont color=\"#ff0000\"\u003eDIY Kit \u003c\/font\u003eVersion \u003cbr\u003e\u003c\/p\u003e\u003cp\u003eValve Mechanism: SOHC \u003c\/p\u003e\u003cp\u003eDisplacement: \u003cfont color=\"#ff0000\"\u003e7 (3.5*2)cc \u003c\/font\u003e\u003c\/p\u003e\u003cp\u003eCylinder: Inline Double-cylinder \u003c\/p\u003e\u003cp\u003eStroke: Four Stroke \u003c\/p\u003e\u003cp\u003eCyilinder Diameter: 16.6mm \u003c\/p\u003e\u003cp\u003eStroke: 17.00mm \u003c\/p\u003e\u003cp\u003eSpeed: 4000-16000rpm \u003c\/p\u003e\u003cp\u003ePower: 0.6ps \u003c\/p\u003e\u003cp\u003eCooling Mode: Air Cooling \u003c\/p\u003e\u003cp\u003eLubrication Mode: Mixed Oil Lubrication (add grease) \u003c\/p\u003e\u003cp\u003eStarting Mode: Electric \u003c\/p\u003e\u003cp\u003eIgnition Mode: Ignition Modules (Not Included) \u003c\/p\u003e\u003cp\u003eType of Electric Plug: F-type Four-stroke Electric Plug (Not Included) \u003c\/p\u003e\u003cp\u003e\u003cfont color=\"#ff0000\"\u003eStarting Voltage: 7.4V 2S Li battery (Not Included) \u003c\/font\u003e\u003c\/p\u003e\u003cp\u003eFuel Type: 20-25% Nitro Fuel \u003c\/p\u003e\u003cp\u003eProduct Dimensions: 11.2 x 9 x 9.2cm \u003c\/p\u003e\u003cp\u003eProduct Weight: 535g \u003c\/p\u003e\u003cp\u003ePackage Dimensions: 14.5 x 11 x 11.2cm \u003c\/p\u003e\u003cp\u003ePackage Weight: 800g \u003c\/p\u003e\u003cp\u003ePacking: Graphic Carton \u003c\/p\u003e\u003cp\u003eAges: 14+\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cfont color=\"#ff0000\"\u003e\u003cb\u003eNotes: \u003c\/b\u003e\u003c\/font\u003e\u003c\/p\u003e\u003cp\u003e\u003cfont color=\"#ff0000\"\u003e\u003cb\u003eStarting Ignition set is not included, \u003c\/b\u003e\u003c\/font\u003eplease prepare or buy it by yourself. \u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003ca href=\"http:\/\/myosuploads3.banggood.com\/products\/20250708\/20250708020107NitroPlateWiringDiagram.jpg\" target=\"_blank\"\u003e\u003cfont color=\"#ff0000\"\u003e\u003cu\u003e\u003cb\u003eNitro Plate Wiring Diagram Picture \u003c\/b\u003e\u003c\/u\u003e\u003c\/font\u003e\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003ePackage Included:\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e1x LinkMejor FS-L200AC Engine Kit ( DIY Version)\u003c\/p\u003e\u003cp\u003e1x Instruction\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Red","offer_id":49120429572321,"sku":"BG-1982821-RED","price":159.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/bdc4841a-224f-4261-a422-77695fedabbc.png?v=1789396679"},{"product_id":"linkmejor-qx6-mini-hot-air-stirling-engine-model-diy-assembled-kit-physics-experiment-science-education-toys","title":"QX6 Mini Hot Air Stirling Engine Model DIY Assembled Kit Physics Experiment Science Education Toys","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cb\u003eSpecifications:\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003eModel: QX6 \u003cbr\u003eProduct Name:Stirling Engine Model DIY Assembled Kit\u003cbr\u003eColor:Silver Gray\u003cbr\u003eMaterial:Aluminum alloy + stainless steel\u003cbr\u003eProduct Size:160*60*75mm\u003cbr\u003ePackage Size:160*102*55mm\u003cbr\u003ePackage Weight:0.40 kg\u003cbr\u003eFor Age:8+\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-weight: bolder;\"\u003eFeatures:\u003c\/span\u003e\u003cbr\u003e- Set of all metal Stirling motors models.\u003cbr\u003e- Easy to assemble: the hot cylinder, the hot cylinder sleeve, the power cylinder sleeve and the power cylinder are integrated and easy to assemble.\u003cbr\u003e- This model is in the form of parts, exercise capacity, all the metal structure can be dismantled several times.\u003cbr\u003e- Suitable for: people over 8 years old, thanks to practical use, you can more intuitively observe the operation of the Stirling.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eNote:\u003c\/b\u003e \u003cbr\u003e1. The light shooting and the different displays can make the color of the article in the image slightly different from the real thing. The authorized measurement error is +\/- 1-3cm.\u003cbr\u003e2. This product is an assembly kit and needs to be assembled by yourself.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003cb\u003ePackage included:\u003c\/b\u003e\u003cbr\u003e1x Stirling Engine Model DIY Assembled Kit\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Silver","offer_id":49120430260449,"sku":"BG-2032001-SILVER","price":22.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/ec48315f-c060-41e9-943b-bb24be98b79e.jpg?v=1789396679"},{"product_id":"linkmejor-em2-flyball-governor-hie-mis-gas-vertical-engine-model-upgraded-version-engine-collection","title":"EM2 Flyball Governor Hie \u0026 Mis Gas Vertical Engine Model Upgraded Version Engine Collection","description":"\u003cul\u003e\u003cli\u003eBrand: LinkMejor\u003c\/li\u003e\u003c\/ul\u003e\n\u003cdiv\u003e\u003cb\u003e\u003cspan style=\"font-size: 14px;\"\u003eDescription:\u003c\/span\u003e\u003c\/b\u003e\u003c\/div\u003e\u003cdiv\u003e\n\n\u003cdiv\u003eItem Name:LinkMejor EM2 Flyball Governor Gas Vertical Engine Model\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv\u003eSize:85*70*105MM\u003c\/div\u003e\u003cdiv\u003eDisplacement :1.6CC \u003c\/div\u003e\u003cdiv\u003eCylinder diameter:13MM\u003c\/div\u003e\u003cdiv\u003eItinerary:12MM \u003c\/div\u003e\u003cdiv\u003eWeight:1000G\u003c\/div\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003eThis is a micro engine . It is made of \u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003e\u003cfont color=\"#ff0000\"\u003ebrass and stainless steel\u003c\/font\u003e\u003c\/span\u003e . It has alimited speed structure . The ignition device is powered by a 4.5V powersupply . Its starting can be divided into two ways : external force ( electricdrill ) and manual starting.\u003c\/div\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cb\u003e\u003cspan style=\"font-size: 14px;\"\u003eFeatures:\u003c\/span\u003e\u003c\/b\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cb\u003eEngine startup steps:\u003c\/b\u003e\u003c\/div\u003e\u003cdiv\u003e1.Open the bottom plate to check the wiring of the engine , connect thefuel tank pipeline , and close the bottom plate after installing three No.5 batteries.\u003c\/div\u003e\u003cdiv\u003e2.Use gasoline ( 95 # ) to fill the fuel tank . When the filling is completedmake sure that there is no air in the fuel pipe.\u003c\/div\u003e\u003cdiv\u003e3.On the right side of the engine ( where the fly hammer is installed ) ,slowly turn the wheel counterclockwise for more than one circle , itsfunction can make the mixed gasoline fully enter the cylinder.\u003c\/div\u003e\u003cdiv\u003e4.Turn on the power switch and quickly turn the flywheel clockwise tostart the engine on the right side of the engine ( flywheel position ).\u003c\/div\u003e\u003cdiv\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cb\u003ePrecautions:\u003c\/b\u003e\u003c\/div\u003e\u003cdiv\u003e1.When the ignition device is normal and the cylinder compression isnormal , if the machine cannot start normally , it is very likely that thecarburetor oil needle needs to be adjusted.\u003c\/div\u003e\u003cdiv\u003e.Unscrew the screw on thetop of the carburetor from the bottom , then loosen 1 \/ 4 turn , start theflywheel , so that the mixing ratio of gasoline and air can reach the normalworking mixing ratio after several times.\u003c\/div\u003e\u003cdiv\u003e3.When the machine stops , the power switch should be turned off.\u003c\/div\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cb\u003e\u003cspan style=\"font-size: 14px;\"\u003eNote:\u003c\/span\u003e\u003c\/b\u003e\u003c\/div\u003e\u003cdiv\u003e1. Please understand the product might have some colour difference due to different monitors and scenes.\u003c\/div\u003e\u003cdiv\u003e2. Please allow slight deviation for the measurement data. \u003c\/div\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cb\u003e\u003cspan style=\"font-size: 14px;\"\u003ePackage Included:\u003c\/span\u003e\u003c\/b\u003e\u003c\/div\u003e\u003cdiv\u003e1 x LinkMejor EM2 Vertical Engine Upgraded Model\u003c\/div\u003e\u003cdiv\u003e1 x Engine Spare Parts Hand Start Device\u003c\/div\u003e","brand":"LinkMejor","offers":[{"title":"Gold","offer_id":49120473252065,"sku":"BG-1833171-GOLD","price":285.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/7d2258b7-57fb-4562-9665-cc39d094e66b.jpg?v=1789396706"},{"product_id":"m16-1-6cc-mini-vertical-air-cooled-single-cylinder-4-stroke-gasoline-hit-miss-complete-engine-model-with-wooden-base","title":"M16 1.6cc Mini Vertical Air-cooled Single-cylinder 4 Stroke Gasoline Hit Miss Complete Engine Model with Wooden Base","description":"\u003cul\u003e\u003cli\u003eModel Engine: Single Cylinder Engine\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"font-weight: bolder;\"\u003eNotes:\u003c\/span\u003e\u003cbr\u003e1. If the ignition is working and the cylinder compression is normal and the machine does not start properly, it is likely that the carburetor needle will need to be adjusted.\u003cbr\u003e2. After tightening the main fuel pin on the carburetor, loosen 1\/4 turn and start the flywheel, making the mixture ratio of gasoline and air to the normal working mixture ratio.\u003cbr\u003e3. When the machine stops running, turn off the power switch.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-weight: bolder;\"\u003eSpecifications:\u003c\/span\u003e\u003cbr\u003eItem No.: M16\u003cbr\u003eItem Name:1.6cc Mini Vertical Air-cooled Single-cylinder 4 Stroke Gasoline Hit Miss Complete Engine Model\u003cbr\u003eColor: Gold\u003cbr\u003eMaterial: Brass + Stainless Steel + Wood\u003cbr\u003eDisplacement: 1.6cc\u003cbr\u003eCylinder Diameter: 13mm\u003cbr\u003eFlywheel Diameter: 56mm\u003cbr\u003eTank Capacity: 8ML\u003cbr\u003ePower Supply Voltage of Ignition Device: 4.5V(Powered by 3 AA batteries but not included)\u003cbr\u003eStart Mode: External Force (Electric Drill) or Hand Pull Start\u003cbr\u003eFuel Used: Gasoline or Aviation Kerosene\u003cbr\u003eFor Age: 16+\u003cbr\u003eOverall Size: 150 x 120 x 130mm\u003cbr\u003eBase Size: 150 x 120 x 30mm\u003cbr\u003eEngine Size: 8 x 7 x 10cm\u003cbr\u003eProduct Weight: 980g\u003cbr\u003ePackage Dimensions: 20 x 20 x 15cm\u003cbr\u003ePackage Weight: 1500g\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003cbr\u003e1.It is a mini mini engine with an air-cooled structure and a carburetor with adjustable speed\u003cbr\u003e2.Made of brass and stainless steel, unique and exquisite.\u003cbr\u003eThe structure is stable and reliable. Come with wooden base for operating conveniently. You will love this retro and refined Mini gasoline engine model!\u003cbr\u003e3.This exquisite engine model is simple to operate. You can observe and understand the working process and principle of the engine. It can also be a great personalized gift for fans of mechanical craft models. \u003cbr\u003e\u003cbr\u003e\u003cb\u003eEngine Start Steps:\u003c\/b\u003e\u003cbr\u003e1. Check engine wiring from wooden base, then connect tank tubing, and install 3 AA batteries (4.5V). \u003cbr\u003e2. Fill the tank with 95 # gasoline. After filling, rotate the flywheel clockwise several times on the right side of the engine (power switch surface). This action allows the fuel mixture to enter the cylinder completely, ensuring that there is no air in the fuel line. \u003cbr\u003e3. Turn on the power switch and then quickly turn the flywheel clockwise to start the engine on the right side of the engine (the power switch surface).\u003cbr\u003e\u003cbr\u003e\u003cb\u003ePackage included:\u003c\/b\u003e\u003cbr\u003e1 x 1.6cc Mini Vertical Air-cooled Single-cylinder 4 Stroke Gasoline Hit Miss Complete Engine Model\u003cbr\u003e1 x User Guide\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Gold","offer_id":49120484032737,"sku":"BG-2023459-GOLD","price":295.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/d46053e2-2b01-4cc3-8754-066733a97127.jpg?v=1789396714"},{"product_id":"nikolatoy-creative-desktop-jetfan-turbine-engine-shape-equipped-with-humidifier-red-blue-tail-lights-science-discovery-toys","title":"Creative Desktop JetFan Turbine Engine Shape Equipped with Humidifier Red\/Blue Tail Lights Science Discovery Toys","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cb\u003eDescription：\u003c\/b\u003e\u003cbr\u003eThe unique jet engine-shaped design features a built-in humidifier and red tail lights. Stay cool and add some personality to your workspace with this quirky USB fan.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eSpecification:\u003c\/b\u003e\u003cbr\u003eProduct Name:Creative Desktop JetFan\u003cbr\u003eSize:20*20*20cm\/7.8*7.8*9inch\u003cbr\u003eWeight:670g\u003cbr\u003eMaterial:PLA\u003cbr\u003eProcess:High precision 3D printing\u003cbr\u003eEquipped with ultrasonic atomization device\u003cbr\u003eWater Tank Capacity:50ml (Can work continuously for 1 hour)\u003cbr\u003e\u003cbr\u003e\u003cb\u003eNote:\u003c\/b\u003e\u003cbr\u003eUse the syringe properly and keep it out of reach of children.When adding water, lift the fan head slightly so that the water flows to the tail.The volume is 30~40ml for single injection. \u003cbr\u003e\u003cbr\u003e\u003cb\u003ePackage included:\u003c\/b\u003e\u003cbr\u003e1x Creative Desktop JetFan\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Blue","offer_id":49120487375073,"sku":"BG-2026456-BLUE","price":131.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/7815296b-0c8b-4a3e-b9fe-1454cfd60608_8998c944-3c79-4015-80cf-1c84f7691021.png?v=1789396716"},{"product_id":"nikolatoy-a380-aircraft-turbofan-engine-model-tr900-creative-desktop-ornaments-23cm-9in-physics-experiment-science-education-toys","title":"A380 Aircraft Turbofan Engine Model TR900 Creative Desktop Ornaments 23cm \/ 9in Physics Experiment Science Education Toys","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cb\u003eSpecification:\u003c\/b\u003e\u003cbr\u003eItem Name: TR900 Turbofan Engine Model \u003cbr\u003eModel Dimensions: 23x13x10 cm\u003cbr\u003eWeight: 390g\u003cbr\u003e\u003cbr\u003e\u003cb\u003ePackage Included:\u003c\/b\u003e\u003cbr\u003e1 x TR900 Turbofan Engine Model\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Default Title","offer_id":49120488587489,"sku":"BG-2042495","price":35.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/7a4eba90-f141-42e6-b9ac-48b8e6d59786.jpg?v=1789396717"},{"product_id":"linkmejor-h73-2-6cc-holt-tractor-vertical-single-cylinder-4-stroke-ohv-gasoline-internal-combustion-engine-model-with-governor","title":"H73 2.6cc Holt Tractor Vertical Single Cylinder 4-Stroke OHV Gasoline Internal Combustion Engine Model with Governor","description":"\u003cul\u003e\u003cli\u003eModel Engine: ICE Engine\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003cbr\u003e1.Mini Engine:This is a water-cooled vertical single-cylinder engine with a speed limit mechanism and a radiator, crafted from brass and stainless steel with a wooden base for easy placement and handling.\u003cbr\u003e2.Exquisite Workmanship: The excellent desktop model engine produces exciting sound wave during work for eyecatching charm of the mechanical operation of the engine. It will be appreciated for umcompromising performance.  \u003cbr\u003e3.Perfect Model Gift:The historic vintage engine makes a perfect addition for model enthusiasts and collectors for their spare time and excellent personalized gift for mechanical fans for birthdays and Christmas. Suitable for ages 16 and up.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eEngine Start Methods:\u003c\/b\u003e\u003cbr\u003e1. Check engine circuitry from the wooden base, connect the fuel tank fuel tube, and install 3 AA batteries (4.5V).\u003cbr\u003e2. Fill 95# gasoline into the tank. Rotate the flywheel clockwise on the right side of the engine (the surface of the power switch) for several times to make the mixed fuel enter the cylinder. Make sure that there is no air in the fuel tube.\u003cbr\u003e3. Turn on the power switch, then quickly turn the flywheel clockwise to start the engine on the right side (power switch surface).  \u003cbr\u003e\u003cbr\u003e\u003cb\u003ePrecautions:\u003c\/b\u003e\u003cbr\u003e1. The engine will not start if the ignition device and the cylinder compression is normal, in that case the carburetor oil needle adjustment is needed.\u003cbr\u003e2.After tightening the main oil needle on the carburetor, loosen the 1\/4 ring and start the flywheel to make the mixing ratio of gasoline and air normal.\u003cbr\u003e3.The power switch should be turned off when the machine stops running.\u003cbr\u003e\u003cb\u003e\u003cbr\u003eSpecifications:\u003c\/b\u003e\u003cbr\u003eItem No.: H73\u003cbr\u003eItem Name: Holt Tractor Vertical Single Cylinder 4-Stroke OHV Gas Internal Combustion Engine Model\u003cbr\u003eMaterial: Brass + Stainless Steel + Wood\u003cbr\u003eColor: Gold\u003cbr\u003eDisplacement: 2.6cc\u003cbr\u003eBore: 1.3cm\u003cbr\u003eStroke: 2cm\u003cbr\u003eIgnition Power Supply Voltage: AA Batteries(Not Included)\u003cbr\u003eStart Method: External Force(Electric Drill) or Hand Pulling\u003cbr\u003eWood Base Size: 15 x 12 x 3cm\u003cbr\u003eEngine Dimensions: 11 x 9 x 15.5cm\u003cbr\u003eEngine Weight: 1500g\u003cbr\u003ePackage Dimensions: 20 x 20 x 9.8cm\u003cbr\u003ePackage Weight: 1950g\u003cbr\u003e\u003cbr\u003e\u003cb\u003ePackage Included:\u003c\/b\u003e\u003cbr\u003e1x H73 Engie\u003c\/p\u003e\u003cp\u003e1x Instruction\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Gold","offer_id":49120488882401,"sku":"BG-2023470-GOLD","price":348.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/d78f4ea9-09bc-4c4f-be8f-065320273b6d.jpg?v=1789396717"},{"product_id":"nikolatoy-tr900-21cm-small-size-turbofan-engine-model-high-precision-craftsmanship-decorative-ornaments-science-discovery-toys","title":"TR900 21cm Small Size Turbofan Engine Model High-Precision Craftsmanship Decorative Ornaments Science Discovery Toys","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cb\u003eDescription:\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eSpecification:\u003c\/b\u003e\u003cbr\u003eProduct Name:TR900 small engine\u003cbr\u003eSize:21*12*10cm\u003cbr\u003eWeight:230g\u003cbr\u003eMaterial:PLA\u003cbr\u003eCraft:High precision 3D printing technology\u003cbr\u003eRequire Battery:2x AA Battery(Not included)\u003cbr\u003e\u003cbr\u003e\u003cb\u003eNote:\u003c\/b\u003e\u003cbr\u003eThis engine requires two AA batteries, which are not included in the package.\u003cbr\u003e\u003cb\u003e\u003cbr\u003ePackage included:\u003c\/b\u003e\u003cbr\u003e1x Turbofan Engine Model\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Silver","offer_id":49120489308385,"sku":"BG-2026458-SILVER","price":44.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/3ea60064-44fd-47b5-be0b-44a18d6b3167.jpg?v=1789396718"},{"product_id":"linkmejor-m20-1-6cc-mini-horizontal-ice-single-cylinder-4-stroke-single-cylinder-gasoline-hit-miss-internal-combustion-engine-model-with-speed-limiter-m20","title":"M20 1.6cc Mini Horizontal ICE Single Cylinder 4-Stroke Single Cylinder Gasoline Hit \u0026 Miss Internal Combustion Engine Model with Speed Limiter M20","description":"\u003cul\u003e\u003cli\u003eModel Engine: Single Cylinder Engine\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003cbr\u003e1.Mini Micro Engine:This is a horizontal Hit and Miss engine with speed limit and wind cooling mechanism, crafted from brass and stainless steel with a wooden base for easy placement and handling.\u003cbr\u003e2.Exquisite Workmanship:The excellent desktop model engine comes with exposed gear transmission mechanism for eyecatching charm of the mechanical operation of the engine. It will be appreciated for uniqueness, stability and umcompromising performance.  \u003cbr\u003e3.Perfect Model Gift:The historic vintage engine makes a perfect addition for model enthusiasts and collectors for their spare time and excellent personalized gift for mechanical fans for birthdays and Christmas.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003cb\u003eEngine Start Methods:\u003c\/b\u003e\u003cbr\u003e1. Check engine circuitry from the wooden base, connect the fuel tank fuel tube, and install 3 AA batteries (4.5V).\u003cbr\u003e2. Fill 95# gasoline into the tank. Rotate the flywheel clockwise on the right side of the engine (the surface of the power switch) for several times to make the mixed fuel enter the cylinder. Make sure there is no air in the fuel tube.\u003cbr\u003e3. Turn on the power switch, then quickly turn the flywheel clockwise to start the engine on the right side (power switch surface).\u003cbr\u003e\u003cbr\u003e\u003cb\u003ePrecautions:\u003c\/b\u003e\u003cbr\u003e1. The machine will not start if the ignition device and the cylinder compression is normal, in that case the carburetor oil needle adjustment is needed.\u003cbr\u003e2. After tightening the main oil needle on the carburetor, loosen the 1\/4 ring and start the flywheel to make the mixing ratio of gasoline and air normal.\u003cbr\u003e3. The power switch should be turned off when the machine stops running.\u003cbr\u003e\u003cb\u003e\u003cbr\u003eSpecifications:\u003c\/b\u003e\u003cbr\u003eItem No.: M20\u003cbr\u003eItem Name: Mini Horizontal Single Cylinder 4-Stroke Gasoline Engine Model\u003cbr\u003eMaterial: Brass + Stainless Steel + Wood\u003cbr\u003eColor: Gold\u003cbr\u003eDisplacement: 1.6cc\u003cbr\u003eBore: 1.3cm\u003cbr\u003eStroke: 1.2cm\u003cbr\u003eIgnition Power Supply Voltage: 3 * AA Batteries(Not Included)\u003cbr\u003eStart Method: External Force(Electric Drill) or Hand Pulling\u003cbr\u003eWood Base Size: 15 x 12 x 3cm\u003cbr\u003eEngine Dimensions: 12 x 8 x 7.5cm\u003cbr\u003eEngine Weight: 900g\u003cbr\u003ePackage Dimensions: 20 x 20 x 20cm\u003cbr\u003ePackage Weight: 1300g\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003cb\u003ePackage included:\u003c\/b\u003e\u003cbr\u003e1x Mini Horizontal ICE Single Cylinder 4-Stroke Gasoline Engine Internal Combustion Engine Model\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Gold","offer_id":49120489734369,"sku":"BG-2023471-GOLD","price":275.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/7aec7a42-a917-4eea-b607-99136a05a2ea.jpg?v=1789396718"},{"product_id":"nikolatoy-40cm-middle-size-tr900-turbofan-engine-model-desktop-decorations-science-education-discovery-toys-children-gifts","title":"NikolaToy 40cm Middle Size TR900 Turbofan Engine Model Desktop Decorations Science Education Discovery Toys Children Gifts","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cspan style=\"font-weight: bolder;\"\u003eSpecification:\u003c\/span\u003e\nBrand: NikolaToy\nProduct Name: Middle Turbofan Engine Model\nSize: 40x20x18cm\nWeight: 900g\nMaterial: PLA\nCraft: High precision 3D printing technology\n\n\u003cspan style=\"font-weight: bolder;\"\u003eProduct effect：\u003c\/span\u003e\n1. Stepless speed control throttle push rod\n2. Multi simulation flame lighting effect\n3. Tachometer\n4. Large capacity lithium battery - C port charging\n5. Inertial motor can still operate even after power failure\n\n\u003cspan style=\"font-weight: bolder;\"\u003eFeature:\u003c\/span\u003e\nHighly restored TR900 internal structure, with super hardness and strong metallic texture.\nUnder the drive of the motor, all blades can rotate. In order to reproduce the airfoil of the engine blades, we used the highest precision technology to create this model. Hope that the model provided can help you further understand the principle of turbofans and bring you great fun.\n\n\u003cspan style=\"font-weight: bolder;\"\u003eNote: \u003c\/span\u003eThis engine is a finished product and has been assembled before shipment.\n\n\u003cspan style=\"font-weight: bolder;\"\u003ePackage included:\u003c\/span\u003e\n1x Turbofan Engine Model\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Silver","offer_id":49120489832673,"sku":"BG-2026459-SILVER","price":151.18,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/4a682427-b2bc-4eed-a7d4-d5734e624c1f.png?v=1789396719"},{"product_id":"linkmejor-r01-1-12-stirling-hot-air-pump-engine-model-water-cooled-external-combustion-engine-copper-castings-physics-science-experiment-for-children","title":"R01 1\/12 Stirling Hot Air Pump Engine Model Water-cooled External Combustion Engine Copper Castings Physics Science Experiment for Children","description":"\u003cul\u003e\u003cli\u003eModel Engine: Stiring Engine\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eDescriptions:\u003c\/b\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eThe small model was built from copper castings, Water is pumped through a water jackets to cool the engine . you can run it for a long time.\u003cbr\u003eTo start the engine, simply fill the gas tank with butane gas, turn on the gas valve switch, ignit the boiler under the engine, add about 80ml of water to the water tank, heat it for about a minute, and then start the engine by hand-cranking the flywheel.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-weight: bolder;\"\u003eFeature:\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-weight: bolder;\"\u003eEducational \u0026amp; Scientific Insigh:\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003eUnderstand the principles of external combustion engines through a fully functional, miniature model. Ideal for classrooms, tech enthusiasts, and anyone curious about mechanical science.\n\u003cspan style=\"font-weight: bolder;\"\u003e\nCompact \u0026amp; Reliable Design:\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003eMade with durabl brass and wood, featuring a modern water-cooled circulation system that keeps the engine running smoothly and safely. Uses butane gas for clean, efficient fuel.\n\n\u003cspan style=\"font-weight: bolder;\"\u003eEasy to Use \u0026amp; Maintain:\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003eWith minimal moving parts, this engine offers stable operation, low wear and tear, and simple maintenance—making it perfect for beginners and experienced modelers alike.\n\n\u003cspan style=\"font-weight: bolder;\"\u003eSimple Startup:\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003eJust fill the gas tank with butane, open the valve, ignit the boiler, add water, heat for a minute, and spin the flywheel by hand to bring the engine to life. Watching it work is truly mesmerizing!\n\n\u003cspan style=\"font-weight: bolder;\"\u003eUnique Gift \u0026amp; Desk Decor:\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003eWhether as a striking conversation piece or an impressive gift for teachers, students, or collectors, this engine model adds charm and intrigu to any desk or display shelf. \u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eSpecifications:\u003c\/b\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eItem No.: R01\u003cbr\u003eItem Name: 1\/12 Stirling Hot Air Pump Engine\u003cbr\u003eMaterial: Brass + Stainless Steel + Aluminum\u003cbr\u003eColour: RED\/Green\u003cbr\u003eFlywheel Diameter: 56mm \u003cbr\u003eStart Method: Manual\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eForm: Ready to Run\u003cbr\u003eCyilinder Diameter: 13mm\u003c\/p\u003e\u003cp\u003eStroke: 24mm\u003cbr\u003eSpeed: 100-1000rpm(A continuous running time of 15 minutes on a single gas tank.)\u003cbr\u003eCooling Mode: Water Pump Cooling\u003cbr\u003eProduct Weight: 900g\u003cbr\u003ePackage Dimensions: 20 x 20 x 20cm\u003c\/p\u003e\u003cp\u003eProduct Weight: 1350g\u003cbr\u003eProduct Dimensions: 125mm x 75mm x 128mm\u003cbr\u003ePackage Weight: 1350g\u003cbr\u003ePacking: Box\u003cbr\u003eAges: 14+\u003c\/p\u003e\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 12px;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-weight: bolder;\"\u003ePackage included:\u003c\/span\u003e\u003cbr\u003e1x Stirling Hot Air Pump Engine Model\u003cspan style=\"font-size: 12px;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 12px;\"\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 12px;\"\u003e\u003cb\u003eQ\u0026amp;A:\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eQ1: Why won’t my engine run smoothly when I start it?\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 12px;\"\u003eA1: This usually happens because of incorrect fuel mixture or insufficient lubrication. RETROL R01’s precise mechanics require the official recommended fuel and lubricant. Using the wrong type reduces combustion efficiency, causes rough starts, stalls, or even damages the piston and crankshaft. Proper oiling is essential for performance and longevity.\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 12px;\"\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 12px;\"\u003e\u003cb\u003eQ2: What happens if I use the wrong fuel?\u003c\/b\u003e\nA2:  R01 requires fuel with specific volatility and lubrication qualities. Using improper fuel (like regular gasoline or low-quality fuel) leads to poor combustion, carbon buildup, engine jams, or overheating. Lack of lubrication accelerates wear and can cause early failure. Stick to the recommended fuel to ensure smooth power and protect parts.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 12px;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 12px;\"\u003e\u003cb\u003eQ3: Why does the engine suddenly stall after starting?\u003c\/b\u003e\nA3: Stalling usually means a blocked oil circuit or unstable fuel supply. Bent fuel lines, loose fittings, or clogged filters restrict flow, causing power drops or flameouts. Regularly check and clean fuel connections to keep it running steady.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 12px;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cb style=\"font-size: 12px;\"\u003eQ4: Why does my engine make strange noises or vibrations while running?\u003c\/b\u003e\u003cspan style=\"font-size: 12px;\"\u003e\nA4: This usually  points to low lubrication or loose parts. R01’s metal gears and pistons need sufficient oil to prevent friction and vibration. Also, loose screws or mounts cause noise. Always lubricate well and tighten all fasteners to keep it quiet and smooth.\n\u003c\/span\u003e\u003cb style=\"font-size: 12px;\"\u003e\nQ5: Why does engine power drop after a short run?\u003c\/b\u003e\u003cspan style=\"font-size: 12px;\"\u003e\nA5: Power loss can result from incomplete combustion, carbon deposits, or lack of lubrication. Regular cleaning and timely oiling are necessary to maintain efficient operation and avoid excessive wear.\n\n\u003c\/span\u003e\u003cb style=\"font-size: 12px;\"\u003eQ6: Why doesn’t the engine spin smoothly when I try to start it?\u003c\/b\u003e\u003cspan style=\"font-size: 12px;\"\u003e\nA6: Even though RETROL R01 comes fully assembled and tested, factors like dirt or debris inside the moving parts, or insufficient lubrication can cause resistance and make the engine hard to turn. Ensure the engine is properly lubricated before starting, keep it clean, and check that nothing is obstructing the flywheel or piston movement. If problems persist, contact support for inspection.\n\u003c\/span\u003e\u003cb style=\"font-size: 12px;\"\u003e\nQ7: How do I maintain R01 for long life?\u003c\/b\u003e\u003cspan style=\"font-size: 12px;\"\u003e\nA7: Keep fuel clean, lubricate on schedule, clean carbon deposits regularly, and check all fasteners. Proper maintenance prevents wear and keeps performance consistent. Always use official fuels and lubricants.\u003cbr\u003e\u003c\/span\u003e\u003cbr\u003e\u003cb style=\"font-size: 12px;\"\u003eQ8: How do I start the R01 correctly?\n\u003c\/b\u003eA8: Follow these steps:\n1. Fill the fuel tank with butane gas, open the valve moderately.\n2. Add about 80ml of clean water to the cooling tank.\n3. Light the boiler below the water tank to heat water and generate steam—wait about 1 minute for pressure buildup.\n4. Gently turn the flywheel by hand to overcome startup resistance.\n5. Adjust the fuel valve for stable combustion and smooth running.\n\n\u003cb\u003eWhy this matters:\u003c\/b\u003e \u003c\/p\u003e\u003cp\u003eProper steaming ensures enough pressure to move the piston. Water cooling prevents overheating. Turning the flywheel too early or improper valve settings cause startup failure or damage.\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"Green","offer_id":49120492650721,"sku":"BG-2023472-GREEN","price":357.99,"currency_code":"HKD","in_stock":true},{"title":"Red","offer_id":49120492683489,"sku":"BG-2023472-RED","price":357.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/9831697f-14e6-45c2-a5fe-3e0ab90a81ec.jpg?v=1789396719"},{"product_id":"linkmejor-small-size-35cm-trent-900-turbofan-engine-model-science-discovery-toys","title":"Small Size 35cm Trent 900 Turbofan Engine Model Science Discovery Toys","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cp\u003e\u003cb\u003eSpecification:\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003eProduct Name:Small Size Trent 900 Turbofan Engine Model \u003cbr\u003eMaterial:3D Printing PLA+\u003cbr\u003eProduct Size:35cmX20cmX11cm\u003cbr\u003eProduct Weight:741g\u003cbr\u003ePackage Size:41cmX23cmX18cm\u003cbr\u003ePackage Weight:1450g\u003cbr\u003e\u003cbr\u003e\u003cb\u003eNote:\u003c\/b\u003e Before the model runs, make sure the magnets on the model and the base are attached to each other. Otherwise, the model will not run after power is turned on. Do not use fast charging.\u003cbr\u003e\u003cbr\u003e\u003cb\u003ePackage included:\u003c\/b\u003e\u003cbr\u003e1x Turbofan Engine Model\u003c\/p\u003e","brand":"LinkMejor","offers":[{"title":"White","offer_id":49120494452961,"sku":"BG-2026461-WHITE","price":91.99,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/bfa4878a-0c63-48be-8255-1830166716ad_e731e9bd-a7dd-4032-aba9-fcbc4a6e10ed.png?v=1789396720"}],"url":"https:\/\/ontproduct.com\/collections\/toys-hobbies-and-robot-learning-education-science-discovery-toys.oembed","provider":"IvySource","version":"1.0","type":"link"}