Professional wireless cycle computer that can be used to keep track of and increase the overall performance while training, or it can simply be used to observe how fast is the rider going. It provides 10 functions including current speed, average speed, trip distance, maximum speed, odometer, riding time, speed pacer, 12/24 hour clock, CO2 saving and temperature. The unit is water-protected and wheel diameter adjustable, and comes supplied with a battery. Black colour design.