{"product_id":"building-block-expansion-board-for-micro-bit-unihiker-k10-wireless-lego-ready-df-mbt0044","title":"Building Block Expansion Board for micro:bit \u0026 UNIHIKER K10 (Wireless \u0026 LEGO-Ready)","description":"\u003ch3\u003eDescription:\u003c\/h3\u003e\n\u003cp\u003eThe Building Block Expansion Board is a wireless controller hub designed for micro:bit and UNIHIKER K10 projects. This expansion board combines portability with LEGO compatibility, featuring an integrated 18650 battery slot that powers mobile robots without USB cables. The LEGO-compatible base allows secure attachment to bricks, while plug-and-play Gravity ports enable instant connection of motors, servos, and AI cameras—eliminating complex wiring. Perfect for building line-following robots, interactive LEGO cities, AI companions, and solar-powered projects. Includes 4 DC motor ports, 4 servo ports, dual I2C connectors, and programmable RGB LEDs. Supports USB Type-C, MicroUSB, and solar charging via PH2.0 port. Compact 62mm x 88mm design fits seamlessly into robotics builds. Ideal for educational robotics, STEM learning, and autonomous mobile projects.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eCompatibility Note: \u003c\/b\u003eThis version is designed for micro:bit and UNIHIKER K10. If you are using UNIHIKER M10, you require a specific data cable for connection. Please purchase the \u003ca href=\"https:\/\/www.dfrobot.com\/product-3022.html\" target=\"_blank\"\u003eUNIHIKER M10 Bundle Kit\u003c\/a\u003e instead.\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg title=\"Building Block Expansion Board compatible with UNIHIKER K10, micro:bit, and UNIHIKER M10 controllers.\" alt=\"Building Block Expansion Board compatible with UNIHIKER K10, micro:bit, and UNIHIKER M10 controllers.\" src=\"https:\/\/dfimg.dfrobot.com\/enshop\/image\/data\/MBT0044\/EN-1.png\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eFigure: Building Block Expansion Board compatible with UNIHIKER K10 and micro:bit.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eCable-Free Mobility\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eA robot is not truly \"mobile\" if tethered to a power source. This board addresses this limitation with an integrated rechargeable 18650 battery holder, capable of powering both the main controller and high-torque motors simultaneously. Additionally, the support for solar charging enables the creation of fully autonomous outdoor projects.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eSeamless LEGO Integration\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe design eliminates the need for adhesives or tape to attach electronics. The bottom of the board features a standard LEGO-compatible base, allowing it to snap securely onto beams and plates. This structural integration transforms the electronic module into a seamless part of the mechanical build.\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg title=\"DIY LEGO robot projects built with micro:bit and expansion board: tank, robotic arm, forklift, and helicopter.\" alt=\"DIY LEGO robot projects built with micro:bit and expansion board: tank, robotic arm, forklift, and helicopter.\" src=\"https:\/\/dfimg.dfrobot.com\/enshop\/image\/data\/MBT0044\/MBT0044-EN-3.png\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eFigure: DIY LEGO robot projects built with micro:bit and expansion board: tank, robotic arm, forklift, and helicopter.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e3-in-1 Compatibility\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eCompatible with the classic micro:bit as well as the powerful UNIHIKER K10, this single board offers broad hardware support. It serves as a standardized platform for educational environments or workshops that utilize multiple types of controllers.\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cimg title=\"Top view of Building Block Expansion Board\" alt=\"Top view of Building Block Expansion Board\" src=\"https:\/\/dfimg.dfrobot.com\/enshop\/image\/data\/MBT0044\/2.jpg\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003eFigure: Top view of Building Block Expansion Board\u003c\/p\u003e\n\u003ch2\u003eApplications:\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMobile Robots: Build a line-following car or obstacle-avoiding rover that runs completely wireless.\u003c\/li\u003e\n\u003cli\u003eInteractive LEGO Cities: Motorize elevators, gates, or windmills that react to sensors.\u003c\/li\u003e\n\u003cli\u003eAI Companions: Mount a HUSKYLENS and K10 to create a pet robot that recognizes its owner.\u003c\/li\u003e\n\u003cli\u003eSolar Projects: Utilize the PH2.0 solar port to create self-charging environmental monitors.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecification:\u003c\/h2\u003e\n\u003cp\u003eController Compatibility:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003emicro:bit (V1 \u0026amp; V2)\u003c\/li\u003e\n\u003cli\u003eUNIHIKER K10 (Direct Plug-in)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003ePower System:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBattery: Slot for 1x 3.7V 18650 Lithium Battery (User Replaceable)\u003c\/li\u003e\n\u003cli\u003eCharging: USB Type-C, MicroUSB, or Solar (PH2.0)\u003c\/li\u003e\n\u003cli\u003eStatus: Onboard Power \u0026amp; Charging Indicator LEDs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eDrive Capability:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMotors: 4x DC Motor Ports (PH2.0)\u003c\/li\u003e\n\u003cli\u003eServos: 4x Servo Ports (PH2.0)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eExpansion Ports:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSensors: 2x Digital\/Analog IO (Gravity Standard)\u003c\/li\u003e\n\u003cli\u003eI2C: 1x 3.3V I2C + 1x 5V I2C (Great for AI Cameras\/OLEDs)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eSpecial Features:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLEGO-Compatible Base: Standard spacing holes\u003c\/li\u003e\n\u003cli\u003eOnboard RGB: 4x Programmable LEDs\u003c\/li\u003e\n\u003cli\u003eDimensions: 62mm x 88mm (Compact credit-card size footprint)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eDocuments:\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/wiki.dfrobot.com\/_SKU_MBT0044_Building_Block_Expansion_Board\" target=\"_blank\"\u003eProduct wiki\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Includes:\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eBuilding Block Expansion Board for micro:bit \u0026amp; UNIHIKER K10 x1\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DFRobot","offers":[{"title":"Default Title","offer_id":42343285522514,"sku":"DF-MBT0044","price":40.91,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/0383\/files\/MBT0044_Main_01.jpg?v=1774161994","url":"https:\/\/www.pakronics.com.au\/products\/building-block-expansion-board-for-micro-bit-unihiker-k10-wireless-lego-ready-df-mbt0044","provider":"Pakronics®","version":"1.0","type":"link"}