AW 26"x1.75" Rear Wheel 36V 500W Electric Bicycle Motor Kit E-Bike Cycling Hub Conversion Set Dual Mode Controller The kit includes motorized wheel, motor controller, thumb throttle, power break lever, wire harness Dual Mode Controller: Motor works under Hall effect and non-Hall effect, extend life for electric bike Drive system has no moving chains or gears, no friction, more efficient, less chance to break! Approx. 25 KPH top speed, Motor specifications: 36v / 500w / 293rpm Provides you with a whole wheel with tire, not just the tire frame Takes less than hour to install