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 Package Includes: 1 Set Expansion Board note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.