The new Shengmilo MX03 combines the new battery technology with the 18650 highperformance battery, this 840Wh 18650 highperformance battery cells battery effectively improves the mileage, stability, and safety of the Shengmilo electric bicycle. A single charge can last for 4050 kilometers in accelerator mode, and more than 8090 kilometers in pedal assist mode.This 48V 500w Bafang motor can generate up to 1000w peak power! The motor is the heart of an electric bicycle, and it is also the most critical component of an electric bicycle. Its performance affects strength, speed, endurance, and fording ability. Motor gradeability: 35, waterproof level: IPX5, torque 80 Nm. Maximum riding speed 25 km/h (15.5 mph).263.0 inch mountain fat tires provide better grip and traction on the toughest terrains. The greatest pleasure is riding on the beach, snow, or mountain roads, which will also leave a good impression on people.The aluminum alloy crank with CNC integral molding process provides excellent power transmission efficiency. Strong, lightweight, durable, high axial strength and compatibility.Shimano 7speed shifting system, excellent shifting performance ensures safe and stable riding. You can shift to a larger gear when going uphill and a smaller gear when driving at high speeds. Combined with pedal assist, you can adjust the right speed to complete your journey.The new MX03 is equipped with motorcycle highbrightness headlights. Improves the visibility and aesthetics of your bike to keep you safe when riding at night. In addition, this headlight is not only used as lighting, it also integrates horns inside.This saddle is comfortable and ergonomically designed for stress relief. Let you enjoy healthy and happy longdistance riding!The front and rear wheels are equipped with ZOOM disc brakes. The brake system has the function of cutting off the power of the motor. When you hold the brake lever, the motor will stop outputting power, to achieve a fast and stable braking effect, and also extend the service life of the brake pads to ensure your riding safety.