electric bicycle Certificate: EEC, ISO electric bicycle1, Dimensions: 185x55x100(CM) 2, Motor power: 500W high speed brushless motor 3, Battery: 48V, 20Ah (sealed lead acid battery/Silicon battery 4, Max speed: 45km/h 5, climbing capacity: More than 15degree 6, Range per charge: 60km, also depends on the riders weight, terrain, etc 7, Max loading: 150Kg (331 lbs) 8, Brake system: Disc brake for ...