WEST BIKING Waterproof Bicycle Computer With Backlight Wireless Wired Bicycle Computer Bike Speedometer Bike Stopwatch

Stopwatch and Accessories: Waterproof Stopwatch
Bike Computer Function: 20 Functions Please See Detail
Style: Wired and Wireless
Application: MTB Road Bike and Fixed Bike
Size: About 75mm x 50mm x 13mm
Fit Position: Bicycle Handlebar
PowerSupply: 2032 Button Cell
Feature: Rainproof Waterproof
D Style Screen Bike Computer: 2.1"Mini Screen Bicycle Computer, White Backlight And Green Backlight