From daily commute to weekend ride, AirGPS is ideal for anyone who wants to measure time, speed and distance. Simply click through to a different data field and transfer your ride data to your Smartphone via App to upload to supported platforms. [ Before you purchase ]Please check to see if your smartphone model is compatible.Cateye Cycling Recommended Device List Functions Current / average / maximum speed Current / average / maximum cadence (optional) Current / average / maximum heart rate (optional) Total distance Trip distance 1 & 2 Moving time Clock Temperature Features Sensorless GPS computer Simple setup via smartphone app 3-row displayMiddle and lower row display programmable by smartphone Backlight (Night mode) Hassle-free operationClickTec™ button interfaceAutomatically saves ride data by powering off 10hrs runtime Stores up to 80 hours worth of route recording Import ride data to Cateye Cycling™ and view it on app Ride data uploadable to CATEYE Atlas™, Strava™ and TrainingPeaks™ Firmware update USB rechargeable Pace arrow 3-level GPS signal strength indicator 4-level battery indicator Programmable odometer Battery alert of connected sensors FlexTight™ universal bracket