electric brushless bicycle motor: 1.wheel size:26" 2.volt and power:36v- ... /180w-500w 3.max efficiency:>82% 4.CE-approved. brushless bicycle motor Specifications: 1) Rated voltage: DC24, 36V, 48V 2) Rated ... .6) CE -approved7) one normal package size of the brushless bicycle motor is 61*61*29,include the motor,controller,brake ...