Foldable bikes are a versatile and often-overlooked cycling option. Maybe your studio apartment has a limited amount of storage place, or perhaps your commute involves a train, several flights of steps, and an elevator. A foldable bike can let riders bring a bike into places that don’t normally allow them. They can also be handy for saving space in an RV or van life situation. Regardless of your particular needs, folding bikes are available with a variety of features to suit. Powerful fun for miles      – 500 watt rear hub motor, speeds up to 27.96 mph (45 km/h), and a rechargeable 48-volt battery system helps achieve up to 37.28 miles (60 km) of cruising; Reliable and steady             – Low center of gravity, suitable for all adults. 12*2.5 tires small and strong, you are fearless of the rugged terrain; Ride where you want          – Recommended for riders ages 18 and up, with features like a bright LED headlight and brake-activated taillight; Sturdy and Durable             – With high quality steel construction, Smart E1 is a solid and durable electric ride that stands up to rugged use; Sitting and riding stylish  –  The Smart E1 equips sturdy and spacious seat,  which make you sit comfortable and powerful when riding. More Specification Motor power 48V 500 watt rear hub motor 48V 500 watt dual motor (optional) Max Load  60kg-100kg Max speed 45km/h (27.96 mph) Battery 48V20Ah Max range 60km Suspension Yes Charge time 7-8hours Max climbing 7° Frame material Steel Display LCD display Tire 20*2.5 waterproof rate IP65