Activity bracelet with more than one year's autonomyPermanently on and customizable color display; over 1 year battery life1; no need to recharge!Tracking of steps, distance and calories burned, sleep analysis and personalized daily step goal2Waterproof in the pool and shower3Automatic synchronization with Garmin Connect™, where you can analyze, plan and share your activities, participate in challenges and moreGarmin Move IQ™ automatically detects and records your activities, then files them on Garmin ConnectThere are many ways to surpass yourself with the vívofit 4 bracelet, which is very easy to use! It allows you to keep track of your activities and exercise without having to worry about recharging it. With its record-breaking autonomy of over a year, vívofit 4 accompanies you throughout the day so that you can always record your activities, classify them automatically with Move IQ, etc.Wear it every dayWith over a year's autonomy, the vívofit 4 activity bracelet follows you...