Small size, light weight, multi-function: Functions as a bicycle speedometer and odometer, measuring both speed, distance and riding time,etc,improving riding safety.
Waterproof Function: No matter how the weather is, depth waterproof function of Bike Computer will give you the riding experience without the rainy day resistance.
Auto backlight,you can see clearly in the night.
Suitable for All Kind of Bicycles: Road cycling, mountain biking, folding bike, common bicycle; Perfect device can also be used for hiking, climbing, and many other fun, adventurous outdoor activities.
Note: Please read the instructions carefully before installation.