M-Wave XIV Silicon wireless bike computer with 14 functions - yellow silicone housing (interchangeable) - tool-free mounting 14 functions: - digital wireless data transmission - speed: current / average / maximum - distance: daily distance / total distance - speed trend / comparator - automatic switch between functions - clock - CO2 saving - calorie counter - temperature (adjustable in °C or °F) - automatic start / stop - selection for km or miles - adjustable wheel diameter - water protected