SIGMA SPORT // Base 1200+ // Settings + Functions (EN) - YouTube
Amazon.com : Sigma Pure 1 Basic Bicycle Computer, Wired | Speed, Distance, Time | Compact, Easy to Read Display, Auto Start/Stop, IPX8 Water Resistant, Tool Free Mounting, USFB Compatible : Sports & Outdoors
Sigma Bike Computer, Originals BC 10.0 Wired, 10 Functions incl Temperature, Multi Day Tracking, Large Display, Weatherproof, Long Battery Life, Flexible Mounting, Easy Installation, Operation