Accent your style while enhancing your fitness with the vivosmart 4 activity tracker.
This slim, smart wristband is loaded with features to track your daily activity and your sleep stages all night. Wrist-based heart rate and Pulse Ox sensors help you learn more about your body, with all-day stress tracking, Body BatteryTM energy monitoring, VO2 max and more. Smart notifications keep you connected, and up to 7 days of
battery life keep you going strong.
IN THE BOX