【 High-Performance 500W Motor Ebike】: isinwheel electric bike for adults features a 500W high-speed brushless rear hub motor and 81Nm of torque for strong climbing power. This adult e-bike has a top speed of 20mph (you can contact customer support to adjust the top speed).

【15Ah Large Capacity & Removable Battery】：isinwheel D4 electric bicycle for adults comes with a 48V 15Ah removable Lithium-ion battery. Charing in a mere 6-8 hours, this electric bike is able to achieve 39-43 miles in pure electric mode and 48 miles in pedal assist mode (PAS mode). The removable battery can be charged anywhere you want.

【UL-certified Reliable Safety System】：Equipped with a high-strength hydraulic front fork, this e-bike rides smoothly, reducing unnecessary bumps during riding and helping riders to avoid injury or rollover. Also, isinwheel e-bikes are UL-certified which you can trust. The riding experience is safe and comfortable, this e-bike will be your most reliable friend once you get it.

【Bring Fun to Your Way: Excellent Riding Performance】: The isinwheel electric mountain bike frame is made of high-quality aluminum alloy, which is sturdier and more durable than a typical bike frame. Equipped with professional SHIMANO 7-speed shift gears, it is also more accurate and stable. A strong headlight, LCD intelligent display, non-slippery 20''x4.0 fat tires.

【Foldable & Adjustable Design】：It's hard to beat the convenience of a bike that origamis down to fit your car—but can also make your commute faster and less taxing. Besides, the built-in lock at the center of the motorized bicycle frame locks the e-bike battery in place when the bike is folded. Locking the battery activates the electrical functions that let the bike power on or off.