Product Information
- [New Version] --- TSDZ2B has two clutches designed on the main gear. Main gear is disengaged from the chain during riding, so it feels as easy to ride as a bicycle. It increase the center positioning, which ensures the radial spacing accuracy. It also improves waterproof performance. After changing to a new integrated part, the life of the engine is increased.
- [ Torque Sensor] --- The torque sensor can accurately detect the force on your foot and convert it into kinetic energy in time, with excellent starting performance. You can feel the power of starting the e-bike from your feet. It can be said to be the perfect combination of man and machine.
- [ Standard Universal] --- Fits most standard bike with 68-73mm bottom bracket. Only fit for the bike with disc brake and chain drive system.
- [Ultimate Safe] --- The power output is synchronized with the pedal, as long as the driver releases the pedal, the power will be cut off immediately, and there is no need to install the brake levers. When the crank is idle, the motor does not rotate. It's as safe as a bicycle.
- [Shipping & Warranty]--- Shipped by Fedex, about 2 - 7 days deliver to your US address.1 year warranty and US maintenance service and technical support. If there any issue with it, don't hesitate to contact us, and we will response and solve it within 24 hours. Your satisfaction is our top priority.
