1.For WHOM: The thumb throttle is used to adjust speed while you DIY a ebike or electric scooter.
2. Applicable Range: It is universal for for most bikes, such as mountain bikes, electric bicycles, folding bikes, and electric scooters. The assemble handlebar tube diamater is 22mm(7/8in).
3. IPX5 Waterproof: The thumb throttle is IPX5 waterproof,the cable length is 165cm and it is high temperature resistance.
4. High Quality: This thumb throttle is made of PC + ABS material, waterproof and high temperature resistance, which makes it durable to use.
5. How to Install: The red line connect to 5V, the black wire connect to grounding wire, the green wire connected to speed control signal