Micro:bit Battery Box with Switch - Compact Design The Micro:bit Battery Box is a simple and reliable power solution for your Micro:bit projects. Designed to hold 2x AAA batteries, it features an on/off switch for easy control. With a compact size of 59 mm x 25.79 mm, this battery box is perfect for powering your Micro:bit while keeping your setup neat and efficient. It’s an ideal accessory for experiments, DIY projects, and classroom activities.

Micro:Bit BBC The micro: bit is an open development board that allows you to run code on it and has access to all of the hardware. You can use your micro: bit for all sorts of cool creations, from robots to musical instruments – the possibilities are endless. This little Micro:Bit device has an awful lot of features, like 25 red LED lights that can flash messages. There are two programmable buttons that can be used to control games or pause and skip songs on a playlist. Your micro: bit can detect motion and tell you which direction you’re heading in, and it can use a low energy Bluetooth connection to interact with other devices and the Internet. COUNT YOUR STEP WITH MICROBIT Key features include Bluetooth 4.0 3-axis motion sensor Magnetometer Temperature Light Sensor 2x programmable buttons 25 pins Can be programmed using C++, MakeCode, Python, Scratch Microbit on-board Pinout BBC Micro:bit Tech Specs Model BBC Micro:Bit Microprocessor 32-bit ARM Cortex M0 CPU System push button switch X 1 LED Matrix 5×5 LED matrix Edge connector 20 pins Sensors -          3-axis motion sensor -          Magnetometer -          Temperature -          Light Sensor Dimension (approx) 17x10x2.5cms Weight 120 grams Useful Links How to Make a Step Counter using Micro:bit https://robocraze.com/blog/post/count-your-step-with-bbc-micro-bit

Micro:Bit Breakout Python Expansion Adapter Board This is a Breakout Python Expansion Adapter Board for Micro: bit, which is specifically used for easy access of the ports on the Micro:bit. The small size is very suitable for small projects using Micro:bit.

Robotbit IOBIT V2.0 Micro:Bit Expansion Board This is a low-cost expansion board for Micro:Bit, which is specifically used for easy access of the IO ports on the Micro:Bit. It breaks out all the IO contacts on the Micro:Bit and comes with a built-in buzzer. The buzzer is connected to the P0 pin through the slide switch. The small size is very suitable for small projects using Micro:Bit. Small size, very suitable for DIY; All IO ports are extracted; Two LEGO-compatible pin holes for easy assembly and integration; Includes 1A self-recovery fuse; Custom-designed silkscreen board On-board buzzer- you can directly use the music module in MakeCode to play music. At the same time, the 3.5mm audio connector on the board can be connected to audio equipment; such as headphones to have more creative endeavors The 3PIN interface is distinguished by yellow, red, and black. It is created so that plugging it in the wrong way is difficult, and it is convenient to plug in the sensors Compared with IObit1.0, the biggest difference is that it can input and output 5V, support 5V sensor use, and increases the drive capacity (can drive multiple 9g small servos) It imitates the 5PIN gold fingers on the Micro: bit. This is convenient for makers who like to use the alligator clips; Come with a 2 Section Battery Holder for power micro: bit. Onboard Features Onboard features of Micro: Bit Expansion Board Robotbit IOBIT V2.0

Micro:Bit GPIO T-type Expansion Board The Micro:Bit GPIO T-type Expansion Board is a board that connects to the BBC micro:bit. It expands the capabilities of the development platform by providing access to more pin. The micro:bit has three digital/analog, input/output rings that are available to use with alligator clips. With the Micro:Bit breakout we have broken out all 21 GPIO, power and ground-to-pin outs in a 0.1" formation. This breakout board for the micro:bit’s edge connector allows intermediate and advanced users to connect the micro:bit to breadboards and other sensors, motors, LEDs and more! Features of the Micro:bit T-type GPIO board Accessory Type Extension Board Expansion Board Type T-type GPIO Board GPIO Pins 21 GPIO Pins Dimensions 7 x 1.5 x 6.5cms Weight 15 grams Connection type 0.1-inch space headers Mounting Holes M3 Best Used for BBC Micro:Bit

Micro:bit USB 2.0 Micro B Cable 300mm High-Speed Data Cable - Green This USB Type A to Micro B cable is the perfect choice to power and transfer data to your micro:bit. It is 300mm long (0.3m), making it easy to use without extra cable clutter. With USB 2.0 speeds up to 480Mb/s, you can transfer data quickly and reliably. Made with high-quality materials and a strong PVC sleeve, it’s built to last. This officially licensed cable also features stylish embossed logos. Ideal for students, hobbyists, and anyone working with micro:bit projects, it’s a simple and reliable solution for your needs.

Micro:bit USB Cable Type C to Micro USB 0.3m - Green This USB-C to Micro USB Cable is a great way to power and transfer data to your micro:bit. It’s 0.3m long (11.8 inches), making it easy to use without extra cable clutter. With USB 2.0 speeds up to 480Mb/s, it ensures fast and reliable data transfer. The cable is made from strong PVC and features embossed logos for extra durability. Officially licensed by the micro:bit foundation, it’s a perfect fit for your micro:bit projects in a stylish green color.

Micro:bit USB-C Cable Type C to Micro USB - Black The USB-C to Micro USB Cable is perfect for powering and transferring data to your micro:bit. It’s 0.3m long (11.8 inches), making it a compact and easy-to-use connection. With USB 2.0 speeds up to 480Mb/s, it offers fast and reliable data transfer. The cable is made from strong PVC and has embossed logos for extra durability. Officially licensed by the micro:bit foundation, it’s a great choice for all your micro:bit projects in a stylish black design.

Micro:Bit V2.2 Expansion Board Holder (Color May Vary) Micro:Bit Development Expansion Board Holder is compatible with Micro: bit, LEGO. The holder comes with good quality plastic material. The dimension of this Holder is (length x breadth x height) 88 x 64 x 13mm and its weight is around 20gram. Note: Package only includes the Development Board Holder. The Expansion Board Holder can be used with any Micro:bit Version. Applications: For RC Robot Compatible with microbit Lego

MicroROS Self-balancing Car Robot Support 4KG Load Vision Kit The MicroROS Self-balancing Car Robot Support 4KG Load Vision Kit is an advanced Self-balancing Car designed for learning, research, and real-world robotics applications. Built on a powerful STM32 + ESP32 dual-processor architecture, it features a sturdy metal chassis, high-power DC motors, and a 6-axis IMU sensor to deliver stable and precise balancing performance. With support for up to 4 kg load, this Self-balancing two wheel Car can easily handle slopes, obstacles, and dynamic movements while maintaining excellent control and responsiveness. Integrated with MicroROS and ROS2, the robot supports advanced functions such as SLAM mapping, navigation, and AI vision interaction. The Vision Kit includes TOF laser lidar and a ROS-WiFi camera module, enabling real-time obstacle avoidance, autonomous navigation, and visual recognition. An onboard OLED displays live data, while free mobile apps allow remote control and mapping. Ideal for students, educators, and robotics enthusiasts, this Self-balancing Car bridges hands-on hardware learning with powerful ROS-based software development in a single, expandable platform Basic Function The 6-axis IMU enables posture recognition, automatically starting the balance system when placed on the ground and safely shutting it down when lifted vertically. The self-balancing car supports up to 4 kg load, thanks to its sturdy multi-layer structure and high-torque encoder motor, allowing DIY expansion and accessories. With a powerful balance control system, the robot can smoothly climb slopes of up to 30° while maintaining stability. Ultrasonic sensors enable intelligent obstacle avoidance and target following, with easy switching between both modes during operation. The onboard OLED display shows real-time data such as operating mode and battery voltage for quick status monitoring. Equipped with ESP32 + STM32 Dual Processors The ESP32 communication board uses the ESP32-S3-WROOM-1U-N4R2 chip to support MicroROS wireless communication. It enables real-time transmission of data from multiple sensors—such as motors, gyroscopes, and LiDAR—to the virtual machine ROS master, ensuring fast and stable communication between the robot chassis and the ROS system. The STM32 control board , powered by the STM32F103RCT6 chip, is responsible for precise motor driving, gyroscope data processing, and motor encoder feedback. This ensures stable self-balancing performance and accurate motion control. The board also provides onboard expansion interfaces, supporting a wide range of peripheral connections for future upgrades. Hardware Features High-performance TOF Laser LiDAR (T-mini Plus) for fast, accurate indoor and outdoor mapping with up to 12 m range and strong light resistance ROS-WiFi camera module (AI Vision) enables real-time image streaming and AI processing with OpenCV and MediaPipe support High-precision encoder DC motors with AB phase Hall encoders deliver stable balancing, accurate speed feedback, and smooth motion control Durable metal self-balancing chassis with 2 mm thick construction ensures strength, stability, and reliable performance under load Features: Self-balancing two-wheel robot with support for up to 4 kg load STM32 + ESP32 dual-processor architecture for stable control and wireless communication Integrated MicroROS and ROS2 support for SLAM, navigation, and AI applications TOF laser LiDAR and ROS-WiFi camera for obstacle avoidance and visual recognition 6-axis IMU enables accurate posture recognition and balance control Capable of climbing slopes up to 30° with powerful DC motors Ultrasonic obstacle avoidance and target following modes Onboard OLED display for real-time status and voltage monitoring Free mobile apps for remote control and mapping Modular design with expansion interfaces for DIY learning and upgrades