About the battery: The power and voltage of the. When installing, make sure that the wiring is not reversed. Otherwise, it may damage the product.
Note: Not waterproof, please do not drive on rainy days. 36V 250W/48V 1000W Brushless toothed motor specification, strong and powerful. Come with powerful controller guarantee big current supply.Suitable for both V brake and Disc brake. The maximum speed of the motor will be 30km/h. The maximum speed of the motor will be 50km/h. The open size of the front fork is 100mm(Front Wheel)/The open size of the rear fork is 135mm(Rear Wheel). Crank speed sensor for pedal assist. Optional Type: Front Motor/Rear Motor.
Motor Specification: 36V 250W/48V 1000W. Speed: 30KM/H(Front Motor) / 50KM/H(Rear Motor).
Front fork open size: Approx. Rear fork open size: Approx. Controller: 36V 15A /48V 130A. Assist: 5 magnetic point assist sensor.Brake Lever: Power cut-off brake lever. Wiring Mode: Waterproof wire for outgoing motor, common wiring for other. Note: 20 refers to the diameter after the tire is installed, this item does not include tires! It is used to install 20-inch tires and is suitable for 20-inch bicycles. Please check the product size before purchasing. Feedback is very important to us. It is impossible to address issues if we do not know about them! Faction is our ultimate goal. We work hard to earn your trust and future business. A If you receive a defective item, you may return it or ask for a discount. Due to time zones, our reply to your questions may not be immediately. If it's non-workdays, please kindly be patient and wait till Monday.