Frame Material Specifications: aluminum alloy Adjustable seat height: 84-100 cm Tire: 27.5*2.25 inch pneumatic tire Motor: 36V 250W (350W peak) Mid-drive Maximum torque: 70 Nm Battery: 36V 14.5Ah Li-ion battery Default maximum speed: 25 km/h Adjustable maximum speed: 32 km/h Maximum range in assist mode: 100-120 km Climbing capacity: 20°. Charging time: 6-8h Suspension: hydraulic suspension fork Display: 3.5 inch LCD screen Transmission: 9-speed SHIMANO transmission Brake type: hydraulic disc brakes Reflector: Yes Rear light: Yes Riding mode: Manpower Mode/ Torque sensor assisted mode Waterproof rating: IP54 Weight and dimensions Product weight: 25 kg Packaging weight: 31 kg Product size: 185x112x67cm Packaging dimensions (L. x W. x H.): 162 x 25 x 82 cm Package contents 1 x Electric bike FAFREES 1 x Charger 1 x Tool kit 1 x User manual