Features: 1. Black line tracking function, handle remote control, intelligent tracking 2. Small size, suitable for children. 3. There are electronic modules on board, which can be used as game consoles or remote controls. 4. Support graphical programming 5. Can be combined with building blocks to create the shape. Description: 1. Power supply voltage: 12V 2. Power: 12W 3. Use: Programming teaching aids, for electronic enthusiasts Material: PCB + Plastic + Metal Color: As shown Package Contents: 1 Set x Programmed Smart Car Parts Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a little different from the real thing. The measurement allowed error is +/- 1-3 cm.