... for Windows system.3. For Windows system, the PAGE UP key, PAGE DOWN key, HOME key, and END key ... FN key.4. For Mac OS system, the PAGE UP key, PAGE DOWN key, HOME key, and END key ... : Low in BatteryYellow LED On: Caps lockColor: black color Black 360 Degree Swivel Stand Case Bluetooth Keyboard for iPad ... 2 3 3rd Gen Black 360 Degree Swivel Stand Case Bluetooth Keyboard for ...