Garmin Edge 520 plus Cycling computer Used lightly Works perfect! Selling because I got a Karoo 2. Advanced GPS Bike Computer for Competing and Navigation Features advanced navigation, including new rider alerts and the preloaded Garmin Cycle Map with turn-by-turn directions for on and off road courses Preloaded Strava Live Segments let you compete second by second with your previous best or another rider’s PR; see real-time results right on your screen Stay connected with your compatible smartphone using LiveTrack and GroupTrack, smart notifications, rider-to-rider messaging and built-in incident detection Monitors cycling-specific VO2 max and recovery time when used with power and heart rate Tracks Functional Threshold Power (FTP) and cycling dynamics when used with Vector™ power meters Battery life: up to 15 hours Advanced Navigation with Garmin Cycle Map Edge 520 Plus is preloaded with the Garmin Cycle Map and includes turn-by-turn navigation and navigation alerts that notify you of upcoming turns. And, of course, it’s smart enough to guide you back to the route — or back to start — if you deviate from it or decide to head home early. Advanced Performance Monitoring Edge 520 Plus is compatible with ANT+® technology sensors, including speed, cadence and heart rate. For even more performance data, 520 Plus is also compatible with ANT+ power meters, including Vector 3 (sold separately). Battery life Up to 15 hours.