LIGHTWEIGHT FOLDING FRAME: This e-bike is easy to fold and save more space for storage. It weighs a mere 26.5lbs, easy to carry with one hand. Provided with Both good anti-pressure ability and lightweight frame 15 MPH & 12 MILE RANGE: This electric bike with a 350-watt high-speed motor can achieve the top speed of 25 km/h, powered by 36V 6Ah battery, with a range of 25km means your e-bike commute just easier APP SUPPORTING SYSTEM: This foldable bike has Bluetooth System (above Android 4.3/IOS 8); APP Speed Setting; Motor locking (original password 123456); Mileage & Time recording; E-Bike self-test. It also has cruise control, get a certain speed and no need to twist the throttle all the time FASHION DESIGN& GOOD QUALITY: This bike inspired by the shape of dolphins, has a super cute and smart design. IPX5 Waterproof range protects your trip on rainy days. It also adopts an innovative aluminum alloy frame, double layer aluminum alloy wheel. It has 350W powerful motor and the battery only needs to be charged 3 hours WATERPROOF: Level IPX4 - Is resistant to water splashes from any direction. Bought 2 months ago, runs great easy to ride but I’ve now opt for my car. NOTE: sold as is with charger and all parts. The rotor I guess it’s called is slightly bent, just needs to be unbent and ride perfectly.