Outline dimension: 2250*950*1250 mm Motor type: DC series excitation Voltage: 48V .500W--800W Carriage dimension: 1000x950x300mm Total quality: 230kg Approved load: 230kg Top speed: 35--40km/h Power consumption: 6-7degree/ 80km Front wheel: 325-16 Back wheel tread: 325-16 Break type: drum type Break distance: 25km/h less than 4m A set of storage batteries: 48V, 4pcs Charger voltage: 220v-(50Hz) Storage batterys: 12V, 20AH dc series Continued trip mileage: 80km Body: steel high quality