RSP CX3.0 cycle computer is very easy to fit without a cable from the sensor to computer unit. Great as a training aid to plot your progress or log your trip to work. Wireless speed Current speed Maximum speed Average speed Speed comparator Trip distance wheel sizes programmable Trip riding time Clock Large display Weatherproof Auto wake up Auto KMH/MPH conversion Cross Loc universal mounting bracket Easy installation Energy saving Dot matrix display Coded wireless transmission Intelligent software