Equipped with 350W brushless motor, which has a strong and efficient power that can produce a top speed up to 20 Mph, it provides overheat protection at the same time. If you want to simply cruise along or not pedal, just engage the throttle. If you enjoy pedaling and want a more intuitive e-bike then go for the pedal-assist mode. The more pedaling, the longer the range and the greater the speed. The front suspension fork on this bike helps to provide a smoother and more comfortable riding experience. Durable aluminum alloy frame and mechanical disc brakes provide more durability and safety. Equipped with 21-speed gears to help you tackle various terrains. Once you learn to master the gearing of a 21-speed bike, you'll be able to enjoy longer rides that leave you less tired. Measured when it is no wind and at 68℉, the EBike is fully charged to ride at an even speed of 15Mph on a flat surface with a load of 165.3 pounds.