Power:250W Voltage:36v Certification:CE.FCC.ROHS Charging Time:2-3-h Foldable:Yes Range Per Charge:20km-30km Tire Size:10 Inch Tire Motor:250w Battery Capacity:Lithium battery 36V 7.5Ah 4.4ah Max load:100kg Max Climbing angle:15degree Motor type:Brushless DC Brake:drum brake on rear wheel Max Speed:25 km h luggage volume:30L