The Folding 20" 500W 36V12.5Ah Fat Tire e-Bike is powerful, affordable, durable, quiet, clean looking, easy to use and can bring you tons of fun! This performs perfectly through the city or on light off-road trails. Whether you are a commuter, senior, casual rider or sports fan, this is the bike built for everyone. The powerful 36V 12.5Ah Lithium battery can be dismounted and charged anywhere on the go. The charger has a safety design to prevent over-charged. Enjoy scenery without sweating while saving money is the best combination. You can get them all on this zero-emission e-Bikes. Thanks to the 4 inch fat tires, this bike can go just about anywhere, even over loose sand and gravel. The fat tires are nice because they absorb all the bumps on the road and makes for a nice smooth ride. The fat tires will give you grip where you need it the most, whether in your backyard or the mountains. The powerful stopping power of the front and rear disc breaks, and the 7 speed Shimano gearing, give you unparalleled control over your bike.