Thin design Bluetooth English layout keyboard. - Color: Black - Connection: Bluetooth - Keyboard layout: English - Features: Thin design - Back material: Metal ※■ Bluetooth 3.0 ■ USB charging ■ Charging time: 2-3 hours ■ Standby time: 3 days How to set up: 1. Turn on the Bluetooth keyboard. 2. On your tablet or smartphone: Settings → General → Turn Bluetooth ON. 3. Press the connect button on the front of the Bluetooth keyboard (make the LED blink). 4. On your device, tap the item for this keyboard that it found, and it will be connected. Setup is complete. Please refrain from purchasing if you are sensitive to items stored by amateurs. There are no instructions or box.