THE GPS FOR EXPLORERS AND ATHLETES. Suunto Ambit2 is the GPS for explorers and athletes. All you need for outdoor sports - navigation, speed, heart rate, altitude, weather conditions and features for running, biking and swimming. Thousands of Suunto Apps available to add new functionalities to your watch. Packed in a glass fiber reinforced casing with a battery life of 16/50 hours, Ambit2 is ready for any adventure.