... Motor CCC,CE,ROHS,ISO9001 Ebrake,1:1PAS,Throttle,Battery,Controller Max Speed:30-50Km/h Details for ebike conversion kit ... protection circuit PAS1:1 intelligent pedal assistant system ControllerCYCLEMAN 24v intelligent brushless controller ChargerAC100v-240v,2 amps smarharger ThrottleTwist intelligent speed control(no throttle ...