Logitech K480 Multi-device Bluetooth 3.0 Wireless Bluetooth Keyboard with Stand (Black)

1. Easily switch between three connected wireless Bluetooth devices by simply swiping the easy-to-switch dial. 2. The integrated bracket design supports your phone or tablet and gives you the right reading angle when you type. 3. The familiar keyboard layout lets you type in comfort, including all the usual shortcuts. 4. Up to one and a half years of battery life, eliminating the need to frequently replace the battery. 5. For computers with Windows, Mac or Chrome 6. For Android or iOS mobile devices. Parameter: 1. Bluetooth range: up to 10 meters. 2. Battery life: one and a half years. 3. Number of keyboard buttons: 79. 4. Power switch button: Yes. 5. Battery life indicator: Yes. 6. Dimensions (mm): 299x195x20. 7. Weight (g): 1000. 8. Battery: 2 AA batteries. (not include) 9. System requirements: Windows 7, Windows 8, Windows 10