The Sigma BC 14.12 Alti is a bike computer with a big display that uses 5 altimetry functions and is therefore very suitable for cyclists who are often located in the mountains. So you know exactly what altitude you started and how many altimeters you covered during your ride. Besides the altitude measurement, the computer also collects, temperature, total distance, speed, total riding time. The BC 14.12 Alti can be set up by a dealer to give you a warning after a certain amount of kilometers it is time for a bike check to prevent surprise. The display has back light which makes it possible to read the results even when riding in the dark.