Discover new ways to enjoy your active lifestyle with Casios Pro Trek Smart GPS Watch. Integrated GPS functionality tracks your coordinates and includes a full-color map so you can always find your way. Built-in altitude sensor and barometer keep you up to date in changing conditions, while a compass guides you to your destination. Fitness tracker records your workouts so you can analyze them for fitness gains. Works with Android phones running 4.3 and later as well as iPhone 5 or later running at least iOS 8.2. Water-resistant to 50 meters. Case dia: 61mm. Wt: 6 oz. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Gender: Male. Age Group: Adult. Type: GPS Watches.