There are 7 days in a week. And the Garmin fēnix 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 solar charging lens, it has the battery life to sustain your athletic and outdoor challenges. -Long-running solar powered multisport GPS watch with scratch-resistant Power Sapphire lens and always-on 1.3”/33mm display with a 1.85"/47mm case 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 connectivity lets you download maps for any continent at any time — without using a computer -Enjoy everyday lifestyle connectivity features, including smart notifications when connected to a compatible smartphone, music storage and our Garmin Pay 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)