250W Powerful Motor can be mounted to the rear wheel, a stronger 250W motor kicks in and pedaling becomes easily, which provides enough power for you to reach 25km/h in pure electric mode. And this electric bike adopts separate braking for the front and rear wheels to improve riding stability and safety. Furthermore, the bright LED headlights and taillights are equipped, making it safer to ride at night. The rear light will be on when riding. There will be flashing lights automatically when braking to ensure safety. Last but not least, its comfortable riding saddle upgraded with high-density sponge sandwiched in the middle, improves the comfortable experience when riding. The height of the seat height can be adjustable to satisfy different rider's heights.