The Car is Designed with Bionic Spine Which Will Make the Car More Flexible The Function Button Will Allow It to Turn into A Monster Car When It's Laying Flat. Please make sure that the power switch is "OFF" and remove the battery in the car body when the car is not in use. Gadgets And Gizmos, Tech Gadgets, Kids Gadgets, Mecanum Wheel, Monster Car, Tech Toys, Remote Control Cars, Cool Inventions, Christmas Toys