Features: This handle is equipped with a joystick, button, buzzer, vibration motor, and more, allowing users to play music, create games, and remotely control micro:bit related car and robots through micro:bit programming. Designed with children-in mind, this small and portable handle is perfect for young-gamers and DIY enthusiasts. Whether you're battling it out in a game or controlling your smart-robot car from a distance, this versatile handle is the-ultimate tool for all your micro:bit needs. With building-block holes on the chassis, you can even customize its shape with LEGO-blocks. Small size, suitable for children. Onboard-some electronic modules, which can be used as a game console or a remote controller. Support graphical-programming and we will provide part courses. It can be combined with the building-blocks to change the shape by DIY. Specifications: Material:Metal Size:Approx.10.7x7.7cm/4.21x2.75inch Color:Black Style: excluding-motherboard/including-motherboard Note: .Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. .Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings. Package includes: 1 Set Expansion Board Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.