Rotate The Steering Wheel With The Left And Right Thumbs, You Can Play With One Hand, Super Fast Speed Experience, Screen Is High-Definition And Translucent, Parent-Child Interaction Is More Interesting Than Whose Reaction Ability Is Better How to use: The switch and the shift button are on the left side of the steering wheel. Press the switch once, and then press it again to change the speed. The same goes for shutting down.