Product specification ： Packing size(mm):1750*560*1050 Wheelbase:1200mm Drive:Rear wheel drive Tyre spec.:3.0-10 Weight(included battery):≤60kg Loading capacity:≤75kg Speed: 45km/h Mileages:45-50km Battery major specification : Battery type:Plumbum acid Rated voltage:48V Volume:20AH Motor major specification: Motor:Non-brush DC motor Rated output power:500W/800W Rated voltage:48V Rated rotation speed:480r/min;680r/min. Controller and charger major specification: Voltage-due protective value:42±0.5V Over flow protective value:14～15A Charger type:Electron brainpower Input voltage:110V/220V