Motor: High efficiency brushless Rated power: 250w Battery: Lithium battery Voltage: 36v/8Ah Charging time: 5h Max. Mph: 20km Max. Range: 40-45km(by throttle) Speed gear: SHIMANO 6 Carrying ability: 75kg Frame: Aluminum alloy Wheel size: 26" Net weight: 24kg Packing size: 1570*252*784mm Deficient protection voltage: 30v Over current protection value: 14A