This durable and light multisport watch is designed for athletes who demand the best, featuring Over 80 sports modes, Ultra-thin, tough GPS and barometer accurate altitude info, and a wrist heart-rate monitor The thinnest, smallest, and toughest watch Suunto has ever made for reaching Peak experiences. Battery life and full feature set of the Suunto 9 Peak, with no compromises. From 25 hours with the best GPS up to 170 hours in Tour mode Enjoy the moments that fill you with energy, whether running on the roads, trails or tracks, or any other of our 80 sports. The highest grade of materials, sapphire glass and grade 5 titanium for lightweight, were tested in the toughest conditions Get Connected with the Suunto app to track all your adventures, as well as follow your long-term trends, including daily activity and sleep. Easily share your greatest achievements and connect with others in the Suunto community Plan your routes on the Suunto app with sport-specific heatmaps and popular starting points. Suunto 9 Peak is waterproof to 100 m, built to last every adventure with a convenient automatic backlight, over the air update & Blood oxygen for altitude acclimation