Discover Sense 2, the smartwatch that helps you relax, sleep better and live healthier. Recognize and reduce stress with stress management tools. On the basis of a detailed sleep analysis and a sleep profile, you will learn more about the quality of your sleep and how you can improve it. Watch your heart condition to make conscious choices for your health. Sense 2 is compatible with Android™ and iOS, records all your activities and is packed with smart features such as built-in GPS. Includes six months of Fitbit Premium membership.