Premium GPS Running/Triathlon Watch with Wrist-based Heart Rate¹ Offers advanced running and multisport features in a comfortable watch you can wear all day, and it only weighs 49 grams Provides elevation changes with a built-in barometer; altimeter and electronic compass help you keep your bearings Evaluates your training status to indicate if you’re undertraining or overdoing it and offers additional performance monitoring features Provides advanced dynamics² for running, cycling and swimming, including ground contact time balance, stride length and more Battery life: up to 2 weeks in watch mode, up to 24 hours in GPS mode, up to 50 hours in UltraTrac™ mode (with wrist-based heart rate), or up to 60 hours in UltraTrac™ mode (without wrist-based heart rate) Run, Sprint, Swim, Bike, Tri Your routine is anything but routine. Forerunner 935 lets you change things up with ease thanks to built-in activity profiles for running (indoor/outdoor), cycling (indoor/outdoor), swimming (pool/open water), cross-country skiing, paddle sports, trail running, hiking, strength training and many more. For brick workouts and du/triathlon races, the auto multisport feature lets you switch sports with just one button press. The 935 is compatible with advanced workouts for running, cycling — and even pool swimming. Create your own custom workouts and download for free from Garmin Connect™ online fitness community. Then review your past efforts on the app or share them with family and friends for added motivation. Smarter Connections Smart notifications delivered right to your wrist are just the beginning. When paired with your compatible smartphone3, Forerunner 935 also gives you access to automatic uploads to Garmin Connect, audio prompts, music controls and more. Let your loved ones follow your runs and rides in real time with LiveTrack — or use GroupTrack, which lets you keep tabs on your riding buddies as you go.  For getting your data to and from the cloud, if you like...