1, External size: 1245*450*910mm

 2, Folding size: 420* 160*520mm

 3, Half folding size: 623* 450*910mm

 4, Center distance of front and rear wheel: 990mm

 5, Net weight: 9.8kgs

 6, Max loading: 90kgs

 7, Max speed: 20km/h

 8, Mileage: 20km

 9, Battery capacity: 2900mAh

 10, Nominal voltage: 48V

 11, Motor model: Brushless hub motor

 12, Rated power: 240w

 13, Under voltage: 35.1V±1v

 14, Over current protection: 10A±1A

 15, Wheel size: 10~13.3inch 

 16, Waterproof: IP54

 17, Bluetooth : BT 4.0