It brings you activity tracking and the freedom to keep moving without taking a break to recharge. With its 1+ year battery life Vivofit 4 is perfect to wear 24/7 so you re always tracking your activity automatically classifying it with Move IQ and so much more. Periodically syncs to Garmin Connect where you can save plan and share your activities get involved in social challenges and more. Garmin move IQ feature automatically detects activity and classifies activity type on Garmin connect.