Green Backlight Wireless Cycling Bike Computer Bicycle Waterproof LED Speedometer Odometer Fitment: Fit for MTB, Road Bike, Fixed Gear Specification: Material: Plastic Product Type:LCD screen Installation site: Handle bar stem, handlebar Backlight Color: Green Speedometer Color: Black Size: 60 x 42 mm Weight:22 g Features: 100% brand new Anti-signal interference Easy operation and durability make it popular with people. This Bike Computer Odometer Speedometer has many useful functions, including clock, EL backlight, Average speed, riding time, total distance/ total ODO, stop watch, metric/imperial alternative, riding speed, max speed, riding distance, AUTO ON/OFF etc. LED display: Clear digital display, moderate screen size gives a perfect visual effect. LCD green backlight, makes sure a convenient and clear reading at night cycling and a safe riding as well. Waterproof, durable, performs under the harshest of weather conditions. Note: Can be used on rainy days, but not used underwater. Don't put bicycle computer in bike and don't let the sun exposure when you don't ride it. Check regularly the distance between sensor and magnets.