{"product_id":"v3-0-engraver-cnc-shield-r3-board-4pcs-a4988-drv8825-driver-expansion-board-for-3d-printer-set-kit","title":"V3.0 Engraver CNC Shield+R3 Board+4pcs A4988\/DRV8825 Driver Expansion Board for 3D Printer Set Kit","description":"\u003cdiv id=\"specification\"\u003e\u003c\/div\u003e\u003cdiv id=\"specification_end\"\u003e\u003c\/div\u003e\u003cdiv style=\"font-size: 14px; color: rgb(102, 102, 102); font-family: OpenSans, Arial;\"\u003e\n\u003cb\u003e\u003cspan style=\"font-size: 18px;\"\u003eDetails:\u003c\/span\u003e\u003c\/b\u003e\u003cb\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/b\u003e\n\u003c\/div\u003e\u003cdiv style=\"font-size: 14px; color: rgb(102, 102, 102); font-family: OpenSans, Arial;\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/div\u003e\u003cdiv style=\"font-size: 14px; color: rgb(102, 102, 102); font-family: OpenSans, Arial;\"\u003e\u003cb\u003e\u003cspan style=\"font-size: 14px;\"\u003eCNC Shield Board\u003c\/span\u003e\u003c\/b\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eVersion: 3.0\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eColor: Red\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eSize(L*W*H): 68 x 53 x 18 mm\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eVoltage: DC 12~36 V (At the moment only the DRV8825 drivers can handle up to 36V so please consider the operation voltage when powering the board.)\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eFeatures:\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e1. Uses removable A4988 or DRV8825 compatible stepper drivers.\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e2. The extension board can be used for carving machine, 3 d printer driver expansion board\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e3. GRBL 0.8 compatible. (Open source firmware that runs on an that turns G-code commands into stepper signals)\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e4. PWM Spindle and direction pins,4-Axis support (X, Y, Z , A-Can duplicate X,Y,Z or do a full 4th axis with custom firmware using pins D12 and D13)\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e5. Compact design. Stepper Motors can be connected with 4 pin molex connectors or soldered in place.\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e6. Please note that this is an unassembled kit and Basic soldering skills are needed.\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cb\u003e- A4988 Stepper Motor Driver\u003c\/b\u003e\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eColor: Red\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eSize(L*W*H): 20 x 15 x 10 mm\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eThermal shutdown circuitry: Yes\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eCrossover-current protection: Yes\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eGround fault protection: Yes\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eLoad short-circuit protection: Yes\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eCompatible logic supply: 3.3V and 5 V\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eFive selectable step modes: full, 1\/2, 1\/4, 1\/8 and 1\/16\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eFeatures:\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e1. Mix with slow current decay modes.\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e2. Internal UVLO and Low RS (On) Output.\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e3. Automatic current decay mode detection\/selection.\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e4. Synchronous rectification for low power dissipation.\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e5. Warning: Connecting or disconnecting a stepper motor while the driver is powered can destroy the driver.\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px; font-weight: bolder;\"\u003e- \u003c\/span\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cb\u003eDRV8825\u003c\/b\u003e\u003c\/span\u003e\u003cspan style=\"font-size: 14px; font-weight: bolder;\"\u003e Stepper Motor Driver\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cspan style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px;\"\u003eColor: Purple\u003c\/span\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cspan style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px;\"\u003eSize(L*W*H): 20 x 15 x 10 mm\u003c\/span\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\n\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eDriving current: 2.5A\u003c\/span\u003e\u003c\/font\u003e\u003cbr\u003e\u003cdiv style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px;\"\u003eOverheating Circuit Protection: Yes\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px;\"\u003eUndervoltage Lockout: Yes\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px;\"\u003eCross Current Protection: Yes\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px;\"\u003eShort circuit protection to ground: yes\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px;\"\u003eLoad Short Circuit Protection: Yes\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px;\"\u003eSix selectable step modes: full, 1\/2, 1\/4, 1\/8, 1\/16, 1\/32\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px;\"\u003eFeatures:\u003c\/div\u003e\n\u003cdiv style=\"\"\u003e\n\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e1. Maximum current 2.5A\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\n\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e2. Support up to 32 subdivisions\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\n\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e3. 4-layer PCB board, better heat dissipation performance\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\n\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e4. The internal resistance of the chip is smaller, the heat generation is lower, and the heat dissipation is better\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cb\u003e- R3 Board\u003c\/b\u003e\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eMCU: ATmega328\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eClock speed: 16 MHz\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eUSB interface: ATmega16U2\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eOperating voltage: 5 V\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eI-I \/ O pin output current: 40 mA max\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e3.3 V output current: 150 mA max\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eDigital I\/O pins: 14 (including 6 with PWM capability)\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eAnalog input pins: 6\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eEEPROM: 1 kB\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eStatic RAM (SRAM): 2 kB\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eFlash memory: 32 kB\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv style=\"\"\u003e\u003cfont color=\"#666666\" face=\"OpenSans, Arial\"\u003e\u003cspan style=\"font-size: 14px;\"\u003eSize(L*W*H): 68 x 53 x 10 mm\u003c\/span\u003e\u003c\/font\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-weight: bolder; color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px;\"\u003e\u003cspan style=\"font-size: 18px;\"\u003ePackage Include:\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-weight: bolder; color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px;\"\u003e\u003cspan style=\"font-size: 18px;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-weight: bolder; color: rgb(102, 102, 102); font-family: OpenSans, Arial;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e【Type1】：\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\n\u003cspan style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px;\"\u003e1×\u003c\/span\u003e\u003cspan style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px;\"\u003eCNC Shield\u003c\/span\u003e\n\u003c\/div\u003e\u003cdiv\u003e\n\u003cspan style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px;\"\u003e1×\u003c\/span\u003e\u003cspan style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px;\"\u003eR3 Board\u003c\/span\u003e\n\u003c\/div\u003e\u003cdiv\u003e\n\u003cspan style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px;\"\u003e4×\u003c\/span\u003e\u003cspan style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px;\"\u003eA4988 Driver Kit\u003c\/span\u003e\n\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\n\u003cdiv\u003e\u003cspan style=\"font-weight: bolder; color: rgb(102, 102, 102); font-family: OpenSans, Arial;\"\u003e\u003cspan style=\"font-size: 14px;\"\u003e【Type2】：\u003c\/span\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px;\"\u003e1×\u003c\/span\u003e\u003cspan style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px;\"\u003eCNC Shield\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px;\"\u003e1×\u003c\/span\u003e\u003cspan style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px;\"\u003eR3 Board\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px;\"\u003e4×\u003c\/span\u003e\u003cspan style=\"color: rgb(102, 102, 102); font-family: OpenSans, Arial; font-size: 14px;\"\u003eDRV8825 Driver Kit\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"LinkMejor","offers":[{"title":"Default Title","offer_id":49120739131617,"sku":"BG-1973505","price":16.19,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/98f5faf0-dfaa-4f01-8766-b4ea53f951e3.jpg?v=1789396887","url":"https:\/\/ontproduct.com\/products\/v3-0-engraver-cnc-shield-r3-board-4pcs-a4988-drv8825-driver-expansion-board-for-3d-printer-set-kit","provider":"IvySource","version":"1.0","type":"link"}