Size: 1700*530*1040mm Motor: 36V 250W Battery: 36V 12Ah Input voltage: AC220V/50HZ OR AC110V/60HZ Output voltage: DC43.5V 1.8A Charging time: 4-8hours Speed: 30km/h Rang: 40km Loading: 80kg N.W: 45kg G.W: 55kg