OUMAX Fit Bluetooth Wireless Activity and Sleep Wristband with Metal Case , For iPhone 4S, iPhone 5, 5S, 5C, iPad 3, iPad 4,iPad Mini and Samsung Galaxy Note 10.1, Samsung Galaxy Note II, Samsung Galaxy S III, Samsung Galaxy S4 , Color Black Tracks steps,distance,calories burned and active minutes Monitor how long and well you sleep,Wake up you with silent wake alarm LED lights show how your day is stacking up against your goal,Set goals, view progress,Share and compete with friends throughout the day,Syncs automatically with select mobile devices Free iPhone and Android App Easy-to-wear, slim, comfortable wristband ,Wear all day and night