English wireless bicycle stopwatch

Model: 2.1 hour large screen code table
Color: black, silver
Backlight color: green
Specifications: wired, wireless
Size: 2.1 o'clock big screen
Battery: CRACK032 button battery
Whether waterproof and effective waterproof: the installation position of horizontal and vertical handles, suitable for bicycles, tricycles, etc.

Product hot: backlight, powerful, simple operation