Track heart rate continuously on your wrist to maximize workouts, better track calorie burn and get a clearer picture of your healthall without an uncomfortable chest strap. Track steps, distance, calories burned, floors climbed, active minutes & hourly activity with up to 5-day battery life. * To help you stay active throughout the day, Charge 2 sends Reminders to Move that encourage you to take 250 steps every hour. Charge 2 automatically tracks how long and how well you sleep to help you work toward a better routine. Wake up peacefully with a silent vibrating alarm, and create a sleep schedule in the app to stay on track toward your goals. Track specific exercises like running, weights or yoga to see your workout stats on display. Connect to your phones GPS to see real-time run stats like pace and distance on your wrist, and a map of your route post-workout. Charge 2 automatically records select exercises like hiking, biking, sports and more, so you get credit even if you forget to log a workout. See call, text & calendar alerts on your wrist to keep your phone out of sight and your goals in focus. Choose your clock display based on the stats you want to see and the design that suits your taste.