NAKTO Fat Tire Ebike F4 MOTOR : Rear Hub 500W/750W G.W : 68 Lbs with battery. BATTERY 48v 16Ah/48V 20Ah Lithium Battery PACKING 1580*280*775mm RANGE 30-60 Miles Tire 20"*3" CHARGING TIME 4-6 Hours DERAILLEUR 6 Speed SHIMANO DISPLAY Full Screen displayer LIGHTS Front LED light SENSOR Speed Sensor WIRING: Waterproof Connectors and Wiring Harness BATTERY LIFE: Up to 1000 Cycles RIDER HEIGHTS: 5&';3"--6&';3" BRAKE: Front and rear disc brake FUNCTIONS: Pedal Assist On-Demand Throttle