Garmin vivosmart activity tracker the garmin vivosmart activity tracker records your daily fitness activities smart notifications appear when paired with a compatible bluetooth device while with vivosmart wearable technology you can monitor calls texts and emails with vibration alerts and a swipe of the oled touchscreen the tracker is water resistant up to 50m and has a seven day battery charge it is affixed to the wrist using a twin snap fastening system while a usb changing cable is al