The Only Power Source A Plasmacar Kids Ride-N (Tangerine) Requires Is The Seemingly Near-Limitless Energy Of Your Kids .Once In Motion, It Can Reach Top Speeds Of Up To 10 Kmph .Plasmacar Is Truly Innovative And Has Changed The Way We See Ride-Ons, It Relies On The Natural Forces Of Inertia And Friction .No Batteries, Gears Or Pedals Are Required .The Patented Safety Seat Design Will Place Your Kids In A Safe And Comfortable Position, Which Also Minimizes Tipping Over .Ideal For Indoor Or Outdoor Use, Over A Smooth And Flat Surface (Not To Be Used Over Wooden Floors, As The Wheels May Cause Damage) .The Plasmacar Kids Ride-On (Tangerine) Can Support Up To 100 Kg .