fenix 7S Sapphire Solar, Carbon Gray DLC Titanium with Black Band

Long-running solar powered, smaller-sized multisport GPS watch with always-on 1.2” display and new ultratough athletic design uses the sun's energy to extend battery life Battery performance: up to 11 days of battery life while indoors or up to 14 days when solar charging (assuming all-day wear with 3 hours per day outside in 50,000 lux condition) in smartwatch mode; in GPS mode, up to 37 hours indoors or up to 46 hours when solar charging (assuming use in 50,000 lux conditions) Take your training to the next level with endurance and real-time stamina tracking, training status, advanced performance metrics and 30+ built-in sports apps