[multifunctional] LCD display clearly shows the power and status of the electric lock, and the indicators are made of high-quality with good light distribution, making them easier to see at night. Easy to use with electric auto-lock, push-button lock. [Waterproof material] This pair of handlebar grips is made of high quality material with good waterproof characteristics, clear display and strong and durable. It will not be short-circuited by rain. [Comfortable handlebar] The handlebar grips are ergonomically designed with grooves that facilitate a comfortable and non- grip and allow adjustment when in use. [Wide range of applications] Our e-bike throttle voltmeter grips are not only suitable for replacement , but also for bike conversion parts. [Easy to use and install] Easy to install and use with a cable length of approximately 1.5 meters, which is sufficient for most applications. Colour:Black Material:composite material Package Contents: 1 Pair * Electric Bike Throttle Grip Only the above package content, other products are not included. Note: Light reflection 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.