Wireless Bike Computer Waterproof Bicycle Odometer Multi Functional LCD Screen Cycling Speedometer black/white.This bicycle computer with backlight is good companion for your riding,Real time recording for your current/average/maximum speed, riding time, trip distance, ODO meter and other cycling data, perfect cycling partner for biking enthusiasts. Features: Display speed, average speed, max speed, time, distance, temperature, trip time, date, etc. Black background, white digital and backlight