Features

1.Mechanical bike cycling odometer stopwatch waterproof speedometer.
2.Made of aluminum alloy material,lightweight and durable.
3.It works well to measure speed ,distance, riding time.
4.Big backlight screen for easily and clearly reading all riding data especially when in a dimly lit.
5.Suitable for 26in, 27.5in, 28in and 29in bicycle handle wheels.

Specification:

Material:Aluminum Alloy
Wire Length:Approx. 77cm / 30.3inch
Speedometer Diameter: Approx.8cm/3.1inch
Color:Black