Designed for ultra-endurance athletes, with a lightweight design weighing just 63 g to help improve performance Take on the elements with a titanium bezel, scratch-resistant sapphire lens and built-in LED flashlight to light up the dark; UltraFit nylon band provides long-distance comfort - even in punishing conditions Up to 90 days of battery life in smartwatch mode (assumes all-day wear with 3 hours per day outside in 50,000 lux conditions) and 320 hours in GPS mode with solar charging (assumes continuous use for entire period in 50,000 lux conditions) - all with an always-on display, so you’re ready to take on the toughest challenges Preloaded TopoActive maps are optimized for outdoor activities to help keep your adventures on track Dynamic round-trip routing allows you to set a target destination for your run, bike or hike; Enduro 3 will continually adjust the route to get you back home on schedule The Garmin Enduro 3 Smartwatch (51mm Carbon Gray DLC Titanium with Black Ultrafit Nylon Strap) is an ultraperformance GPS smartwatch built for extreme endurance. Weighing just 63g, it offers up to 90 days of battery life in smartwatch mode and 320 hours in GPS mode with solar charging. Designed for ultrarunners, cyclists, and hikers, it features a built-in LED flashlight, preloaded TopoActive maps, strength workouts, and advanced metrics like VO2 max and stamina tracking. It includes Garmin’s PacePro technology, ClimbPro, and visual race prediction, helping athletes train smarter. Navigation tools such as Outdoor Maps+, multi-band GPS, and SkiView maps ensure precise positioning and route guidance, even in remote areas. Health features include sleep tracking, stress monitoring, wrist-based heart rate, Pulse OX sensor, and an ECG app to detect signs of AFib. The Enduro 3 also supports smart notifications, music, Garmin Pay contactless payments, safety tracking, and access to the Garmin Connect and Messenger apps for seamless connectivity during all your adventures.