14 functions: Digital wireless transmission, Speed: current/max, Speed tendency / comparator, Distance: trip/total, Auto scan, Clock, CO2 emission reduction, Calorie counter, Temperature with F/C selection, Auto start/stop, Km/miles selection, Wheel diameter adjustable, Incl: battery L1154F, Water protected, Available in black, white, red, blue, green, yellow, orange and rose. Coloured exchangeable silicon casings around the housing. Mounting without tools at the handlebar or stem. 90 degree turnable. Digital wireless transmission. Calorie counter. Size H16.5, W10, D6cm. Weight 0.09kg. (included).