Here's the competitive edge you've been waiting for - the Edge 520 is the first device with Strava live segment challengesThis aerodynamic GPS bike computer is packed with advanced analysis featuresConnected features include live tracking, smart notifications and automatic uploads to Garmin ConnectEdge 520 integrates with compatible Shimano Di2 electronic shifting systems and additional ANT+ sensorsIt's compatible with GPS and GLONASS satellites, so you benefit from more signal options, wherever your ride takes youOffers in-ride challenges through live Strava segmentsReports cycling-specific VO2 max and recovery time when used with power and heart ratePairs with compatible ANT+® turbo trainers for data display and controlTracks Functional Threshold Power (FTP), watts/kg and cycling dynamics when used with Vector or Vector 2 power meterConnected features: automatic uploads, live tracking, smart notifications, send/receive courses, social media sharing, weatherIncludes: Edge 520, heart rate monitor, cadence sensor, speed sensor, extended out-front mount, standard mount, tether, USB cable, manuals