SMARTFLY Cycling Computer Waterproof Speedometer, Wired Odometer, Bick Computer,Calorie Tracker Time Speed Calories Counter Display Modern-day, cutting edge wireless bicycle computer complete with an easy-to-read LCD display. The large LCD display guarantees you can read your statistics easily. 120CM Wired transmission waterproof design makes it more Precision and durable. Long gone are the days of a bunch of ugly, tangled wires on your handlebars and no need to worry about rain. Multi-function:Functions as a bicycle speedometer AND odometer, measuring both speed ,distance, and riding time, Calorie Counter, easy to use. Easily and securely to install.One of the best cycling computer on the market because of its Small size,lightweight, durable design, and comprehensive cyclometer reading. Features a resilient, water resistant design that Suitable to all types 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.