Battery life lasts up to 14 days in smartwatch mode, 16 hours in GPS mode, up to 40 hours in UltraTrac battery saver mode. Best of all, this beast of a timepiece is built to U.S. Military standards ...
Typically priced at $499.99, the Garmin Forerunner 955 battery life champion can be yours right now for as little as $319.99 in two color options as long as you're an Amazon Prime member.