Meet any athletic or outdoor challenge with the rugged fenix 7S Solar multisport GPS watch. It's styled for smaller-sized wrists, and its Power Glass solar charging lens extends battery life - powering advanced training features, sports apps, health and wellness monitoring sensors and more. Get a battery boost from the sunlight, so you can go longer between charges. How is your body holding up? Wrist-based heart rate1 and Pulse Ox2 will let you know. Need a running coach that knows the terrain? Check out the PacePro feature. Run and ride - it's what you do. Tracking all your stats - it's what we do. Keep great tunes coming with music on your wrist - and no phone to weigh you down. Do more. Charge less. Solar charging yields up to 14 days of battery life in smartwatch mode3.