Sleep tracking: Get to know your sleep with this Samsung Galaxy smart watch and its advanced sleep tracker, Understand your sleeping patterns and stages (awake, light, deep REM), Get sleep coaching for healthy sleep habits Body composition: Measure your body composition with Samsung BioActive sensor, Monitor your body to set detailed and personalised fitness goals. Heart monitoring: Regular heart monitoring and alerts for any irregularities. Expanded screen: View, swipe and scroll on an expansive screen with less bezel. Personalise watch faces: Choose from a wide array of options and personalise your watch face with unique designs, custom dashboards and photos. Galaxy Ecosystem: Expand your Galaxy experience and get more out of your Samsung watch with seamless interaction of Galaxy products to increase your productivity.