1、[Compatible] Connector, 3pin waterproof female header, compatible for Bafang BBS02 BBSHD central drive motor. 2、[Slip Resistant Rubber] Use high quality nonslip rubber, waterproof, shock absorbing and wear resistant. 3、[Aluminum Alloy Lock Rings] The electric bicycle throttle adopts an aluminum alloy lock rings, which is stable and durable, and is easy to install and disassemble. 4、[Sensitive Control] Stable and sensitive speed control, the electric bicycle throttle handle can provide stable and sensitive speed control, which works well on the right side of the handlebar. 5、[Perfect Performance] This electric bicycle throttle handle can be matched with a 22.2mm handlebar, which can be easily installed on an electric bicycle.