1.Scope of Application: This electric bike thumb throttle is suitable for Bafang mid mounted motors, please confirm the model before use. 2.Good Contact: The cables and connectors of the electric bike thumb throttle are durable and have good contact, ensuring long term use with low failure rate. 3.Premium Material: Electric bike thumb accelerator is made of premium ABS material, which is not easy to wear and durable for long term use. 4.Waterproof Joint: The thumb throttle speed control adopts a waterproof joint, not afraid of getting wet, the stability is good. 5.Ease of Use: The thumb throttle finger trigger is convenient to install, simple to operate and easy to use, you can use it with confidence. Item Type: Electric Bike Thumb Accelerator Material: ABS, Metal Gross Weight: 55g / 1.9oz Handle Diameter: Approx.2.25cm / 0.9in Connector Wire Length: Approx.30cm / 11.8in(manual error) Applicable Model: for Bafang mid mounted motors Joint: waterproof joint 1 x Dial Handle 1 x Hex Wrench