The 20in Hyper Ultra 40 Electric Bike gets you around in style. This Electric Pedal Assisted Bicycle offers a fun alternative to the ordinary. It features an integrated flush-mount battery. The 20in x 4in fat tires add traction and comfort when riding trails or the bike path. With a battery charge time of four hours you will be ready to ride with the electric pedal assist power up to 20 miles. This fun electric bike also has an ultra plush oversized seat with under seat storage compartment. Make quick work of the daily errands, commute to work, commute to school, or just have a fun day riding outdoors. Features: 20in durable aluminum frame Integrated flush mount 36V / 10.4Ah battery with lock and key Rear hub brushless 36V / 250W< electric motor Battery charging time of 4 hours Top Speed at 20 MPH with a run time of 1 hour / 20 Miles 7 Speed Shimano® twist shifter / Shimano® rear derailleur Under seat storage compartment Oversized padded seat Front suspension fork Front and rear disk brakes 20in x 4in multi-surface fat tires 48 spoke alloy rims Three piece cranks Rider max weight : 200 lbs