LEARN TO RIDE A TWO–WHEELER, FAST! Teaches riding skills Decreases learning time High stability at low speed SAFER THAN TRAINING WHEELS Allows banking as the rider goes around a curve Removes the danger of catapulting a rider Makes tight turns possible NO SPECIAL ASSEMBLY REQUIRED Fits most 16 inch kids’ bikes with 16 inch wheels Quick installation with a basic wrench Replaces the existing front bike wheel SIMPLE TO USE Easy on/off button on the wheel Light and sound indicators 3 stability settings - adjust it as skills improve Rechargeable batteries included LOOKS COOL AND KIDS LOVE IT Builds confidence and skills Eliminates the stigma of training wheels Behaves like a regular wheel when powered off Kids think Gyrowheel is magic PARTS INCLUDED1 16 inch kids' Gyrowheel with built-in rechargeable batteries1 Charger1 User ManualGyro-extras packet: 1 valve extender, 10 washers, 2 safety washers, 2 flange nuts TOOLS REQUIRED TO INSTALL GYROWHEEL (NOT INCLUDED)A 1/2 inch crescent wrench, 1/2 inch socket wrench or adjustable crescent wrench is needed, although two wrenches will make installation easier.