This rugged Garmin GPS smartwatch is built to withstand even the toughest of environments, making it a great choice for hiking and backpacking. It’s designed with U.S. military standards for thermal, shock, and water resistance, plus it works with multiple global navigation systems to keep you on track at all times. A built-in compass, barometer, and altimeter give you the direction and geographical information you need during your trek, while the heart monitor and activity tracker keep you in the know for your personal health. This GPS watch can last up to 14 days in smartwatch mode, up to 16 hours while using GPS, and up to 40 hours while in battery saver mode — so you can worry less about it dying on you during your adventures.