3Pin Thumb Throttle Speed Controller for Tongsheng TSDZ2 E Bike Mid Drive Motor Works with VLCD5 Display 1. Made of high quality plastic material, this product is sturdy and durable.<br> 2. High strength, high hardness, not easy to break.<br> 3. Easy to install, convenient to use.<br> 4. Lightweight design, easy to carry and store.<br> 5. Universal fit for electric bike, electric scooter, etc.<br> Specification:<br> Type: Throttle<br> Condition:<br> Item Type: Bike Speed Switch<br> Material: ABS<br> color:black<br> Dia: Approx. 45cm / 18inch<br> Line Length: Approx. 51cm / 201inch<br> Weight: Approx. 102g<br> Package Contents:<br> 1 * Bike Handle Throttle<br> Only the above package content, other products are not included.<br> Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.