The 36V 350W 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 street. Whether you are a commuter, senior, casual rider, or sports fan, this is the bike built for everyone. It is the Perfect Present For An Outdoor Type That Will Give You And Your Family Hours Of Great Riding In The Fresh Air. The powerful 36V 9Ah Lithium 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 these zero-emission e-Bikes. The powerful stopping power of the front and rear disc breaks, and the 7 speed Shimano gearing, give you unparalleled control over your bike. A comfortable cushion saddle makes you ride longer with ease. Perfect for long & heavy rides. To prolong the life of the battery, we suggest to charger the battery per week even you don't ride. This e-bike is waterproof. You can ride when it's rain. But it can't be a ride in the lake or sea. Water needs to be lower than the blue wheel to protect the battery.