The Step-thru GoCruiser is an ideal source for all your travels and getaways. Designed to be comfortable and to get on easily, the step thru frame made of a 6061 aluminum alloy is our lowest height model, this e-bike is extremely versatile with different modes to select from such as pedal assist, electric throttle, manual pedal or walk mode. It includes fat tires with a top speed of 20MPH and can run up to 50 miles when riders use pedal assist.