Why choose Garmin Instinct Solar? Endless Battery: Supports solar charging, giving you exceptional battery life in the wild and on long expeditions. Sea and Dive Friendly: Water-resistant up to 100 meters, ready for diving and swimming without worry. Military Toughness: Designed to US military standards (810G) to withstand shocks, heat, and harsh environments. Your Companion in the Wild: Equipped with highly accurate GPS, a compass, and altimeter and barometer sensors, to ensure you never get lost. In short: Whether you're deep at sea, in the heart of the desert, or in the toughest work conditions... this watch will not let you down, God willing.