sigma pure 1 fietscomputer bedraad black 03100The PURE 1 is the stylish, purist bike computer from SIGMA. It displays basic functions, including speed, distance, and ride time. It's also easy to use and clearly laid out. Its simple design is impressively compact. Waterproof USB 2016 compatible Can be mounted without tools Automatic start stop Speed Day distance Current speed Driving time Total ride time Total number of kilometers Color: Black QA0902A Sigma Pure 1Sigma wired bike computer This