... usually includes an electric hub motor,a motor controller,throttle and brake lever,battery and charger is ... and 1000 watts electric hub motor,36 volt/48v/ 60v 10 amp/14amp/20amp li-ion and LiFePO4 ... 28" and 700C for choosing. 2. A 48v 1000w smart controller. basic functions: speed control , brake to cut ... bike conversion kit whole wheel: Rim Introduction 48v 1000w Conroller A pair of brake levers Twist ...