There are 7 days in a week. And the fenix(R) 7 Sapphire Solar multisport GPS watch is built to go strong for all of them. Featuring a 1.3" display and scratch-resistant Power Sapphire(TM) solar charging lens, it has the battery life to sustain your athletic and outdoor challenges. FEATURES & PERFORMANCE: Long-running solar powered multisport GPS watch with scratch-resistant Power Sapphire(TM) lens and always-on 1.3" display uses the sun's energy to extend battery life Trusted button controls that work in any environment are matched with a highly responsive touchscreen interface for quick, convenient access to selections 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 Get 24/7 health and wellness monitoring with wrist-based heart rate, Pulse Ox (not available in all countries), stress and enhanced sleep tracking (this device is intended to give an estimation of your activity and metrics; it is not a medical device) Navigate the outdoors with a higher level of positioning accuracy, thanks to new multi-band frequency and GNSS network support (GPS, GLONASS and Galileo) plus built-in sensors for 3-axis compass, gyroscope and barometric altimeter Find freedom and adventure with preloaded TopoActive maps - plus maps for thousands of golf courses and ski resorts worldwide Built-in Wi-Fi(R) connectivity lets you download maps for any continent at any time - without using a computer Enjoy everyday style with access to smart notifications when paired with a compatible smartphone, music storage and our Garmin Pay(TM) contactless payment solution in supported countries and payment networks Battery performance: up to 18 days of battery life while indoors or up to 22 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 57 hours indoors or up to 73 hours when solar charging (assuming use in 50,000 lux conditions) BATTERY LIFE: Rechargeable internal lithium-ion Smartwatch: Up to 18 days/22 days with solar* Battery Saver Watch Mode: Up to 57 days/173 days with solar* GPS Only: Up to 57 hrs/73 hrs with solar** All Satellte Systems: Up to 40 hrs/48 hrs with solar* All Satellite Systems + Multi-band: Up to 23 hrs/26hrs with solar** All Satellite Systems + Music: Up to 10 hrs Max Battery GPS: Up to 136 hrs/289 hrs with solar** Expedition GPS: Up to 40 days/74 days with solar* *Solar charging, assuming all-day wear with 3 hours per day outside in 50,000 lux conditions**Solar charging, assuming use in 50,000 lux conditions INCLUDES: fenix 7 series watch Charging/data cable Documentation