features a 750W powerful motor and 12.8AH high-capacity lithium battery to allow you travel for 30-60km range in pure electric range and 60-80km range in power assist mode at the speed of 45km per hour. It is constructed from aluminum alloy to ensure high strength and rigidity which accommodates a maximum weight capacity of 150kg. With adjustable saddle and handlebar height, riders in different height can find the best riding position for themselves, so the family members can share the bike. This electric bicycle can be folded to fit in a car trunk, or carry on a bus, subway, elevator, very convenient for commuting and traveling. Features: 750W powerful motor is capable of reaching a maximum speed of 45km/h. 12.8AH high-energy lithium battery guarantees to travel a maximum of 30-60km range in pure electric mode, and 60-80km range in power assist mode. Large LCD screen displays a lot of useful information, such as energy, speed, mode, mileage. Sturdy aluminum frame gives a certain rigidity and safety, with a load capacity of 150kg (330lbs). Adjustable saddle height and handlebar height suit different riders and family members. Front fork suspension and 20-inch*4.0 knobby fat tires provide a safety and comfort ride on bumpy terrains. Collapses down to a compact size that will fit into your trunk, or on bus, subway, trains.