Ezyoutdoor Bike Computer, Waterproof Wireless Bicycle Speedometer Kit Auto Wakeup Bike Odometer, LCD Wireless Bike Compu

Multi-function: 16 functions meet your different riding needs. Act as a bicycle speedometer and odometer, measuring both speed, distance and riding time, etc.
Small size and light weight, easy to carry and install. Wireless and water resistant design make it convenient use and durable.. bears the wear and tear of the harsh outdoors.
The backlight can be set in either green or white color. Please note the slight rattle sound from device is normal phenomenon, which results from the design of wireless automatic function. Don\t worry about it. There is a built-in steel ball switch in bike computer, it will be automatic awake from sleeping mode when receiving signals.
Large Digital Display. The datas will be shown on the speedometer in large size, so that during cycling, you can read your statistics easily. Fit all types of bicycles: road cycling, mountain biking, folding bike and common bicycles.
Package included:1 x Bike Computer;Lifetime warranty;7-15 business days delivery date with tracking number