Bike Computer Wireless Wired Speedometer Odometer Waterproof LCD Backlight Cycling MTB Bicycle Computer Stopwatch

Cycling is your hobby? Check this item for you to customize your bicycle. Do you wanahavit? Product information  Color: Black, Red Type: Wired and Wireless    Battery: CR2032 Size: 6CM*4CM Feature: Backlight,durable ,convenient. Daily Waterproof Do not put the product into water or get wet in the rain for a long time. Cover a plastic warp when there is a bad weather.