Garmin Instinct GPS Watch GPS Watches Tundra : The Garmin Instinct was designed for those embarking on their next adventure, going beyond the concrete jungle and choosing untamed territory with uneven terrain. A rugged GPS watch for the bold, this timepiece offers an impressively durable material with U.S. military standard 810G for thermal, shock and water resistance. Despite its rugged good looks, this watch still packs a powerful technical punch. Not only do you get a 3-axis compass, but you also have multiple global navigation satellite systems (GPS, GLONASS, and Galileo) for tracking your location in more challenging environments. Technical Aspects & Features: GPS with mapping. Hiking and Trail GPS. Water Resistance rating of up to 100 meters. Features 3-axis compass and barometric altimeter. Features a fiber-reinforced polymer case and chemically strengthened, scratch-resistant display. Battery Life: Up to 14 days in smartwatch mode, 16 hours in GPS mode, and up to 40 hours in UltraTrac(TM) battery saver mode.