TECHNOLOGY Up to 14 days of battery life in Smartwatch and up to 36 hours in GPS mode Maximize your battery life to up to 48 days in battery saver mode Navigate the outdoors with multiple global navigation satellite systems (GPS, GLONASS, and Galileo) Built-in 3 axis compass and barometric altimeter Features a large, sunlight-readable 1.3" display See how you're breathing throughout the day, during sleep and during breathwork and yoga activities Smartphone connectivity allows you to see phone notifications and messages, play and store music with premium streaming service support, and use for contactless payments with Garmin Pay(TM) all from your wrist USES Get daily run and ride recommendations based on your current training regimen Use preloaded activity profiles for trail and track running, swimming, running, biking, hiking, rowing, skiing, golfing and more Access sport specific profile features such as Backcountry Skiing and Climbing and HRM-Pro(TM) for skiing when paired with a HRM-Pro chest strap (sold separately) Includes sensors for enhanced wrist heart rate and Pulse Ox readings and advanced blood oxygen saturation and sleep monitoring Monitor how your body uses energy with Body Battery(TM) energy monitoring Gain a better understanding of your health and wellness with real time data and statistics Log your daily fluid intake as a reminder to stay hydrated and receive updates on how to adjust based on your activities Track your training, running, and cycling dynamics and environmentally adjusted VO2 max estimates with ease SPECIAL FEATURES Tested to U.S. military standards for thermal, shock, and water resistance Safety and Tracking features let you send your location to emergency contacts if an incident occurs ClimbPro feature gives real-time information on climbs such as gradient, distance, and elevation gain Access to Connect IQ(TM) store let you download custom watch faces, add data fields, and get additional apps and widgets View how various settings and sensors impact battery life and make battery-extending changes on the fly