Black Striiv Fusion Lite Activity Tracker is a sleek activity/ sleep tracker that also delivers incoming call alerts. The silky smooth touch screen is simple and easy to use. Connects to the Striiv APP on iOS and Android, Battery is a Lithium-ion rechargeable battery with up to a 5 day life. Features Incoming Call Notification, Date/Time vibration alarm, 24/7 activity tracking, sleep quality tracking, upgradable as new features are added to the Striiv APP.
