Garmin Solar Rugged GPS Smartwatch $300

Through 5/16, this Garmin Instinct 2X Solar Rugged GPS Smartwatch, originally listed at $349.99, drops to $299.99 at BuyDig. Plus, it ships free. That's the best price we could find by $40! The built-in solar panel provides an indefinite battery life when used in smartwatch mode. Using other modes, will use power faster than the solar panel can keep up with, but it will still prolong the battery compared to a smartwatch without a solar panel. It's packed full of features for any kind of outdoor adventure.