This 500W Power Motor delivers powerful torque with a unique feature to increase the power on your daily commute. This beauty comes with a a high capacity Lithium battery with pure electric mode of up to 40km on throttle and up to 80km of pedal assisted travel. Shimano 21 speed transmission, dual disc brakes, and electronic anti lock braking system ensures riding safety. Three working modes and 5 different assisted cruise speeds. 500W Power Motor, and 48V Lithium Battery.