Earn Active Zone Minutes as you progress toward your weekly 150 minutes of heart-pumping activity and use 20 plus exercise modes to track goals like distance, calories burned and more.Operating temperature: 14° to 113°F.Water resistance depth:50 meters Track all-day activity: your steps, distance, hourly activity and calories burned.Maximum operating altitude: 28,000 ft Use 24x7 heart rate to track resting heart…