1,36V/24V/high rear 7 speed discbrake motor. 160-340rpm, 150-300W. 2,This ... , including patent motor, controller, battery packs with patent box and rear rack/carrier, display, and simple suited sensors, throttles and ebrakes ... have been supplied all over the world 36V/24V/high rear 7 speed discbrake motor. 160-340rpm, 150-300W. This kind ...