WRIST-BASED HEART RATE - Tracks heart rate to provide more accurate calories burned information ; Battery life: Up to 5 days
SMART NOTIFICATIONS - Displays any notification from your mobile device; calls, texts, social, music, games, etc. with vibration alerts so you don't miss a beat.
INTENSITY MINUTES - Monitor your progress against aerobic activity goals recommended by health organizations such as the American Heart Association, U.S. Centers for Disease Control and Prevention and the World Health Organization.
ACTIVITY TRACKING - Displays steps, calories, distance, heart rate, floors climbed, intensity minutes and time of day.
See "Comparison Chart" below to make sure you choose the right size band