Gruattreay Bluetooth Keyboard - Transparent Purple Multi-Device Rechargeable

Turn on the keyboard OFF→ON.Press "FN+Q" key for 1 second to switch to channel 1#, then press "Connect" key until the LED light starts flashing blue to enter pairing mode.Select "Bluetooth Keyboard" from your device's available devices list to complete pairing.Press "FN+W" or "FN+E" to enter pairing mode, repeat the above steps to pair channel 2# and channel 3#. How to switch Bluetooth channels: After the three Bluetooth channels are paired successfully, press "FN+Q" key for 1 second, then connect the device to switch to channel 1#.Press "FN+W" key for 1 second, then connect the device to switch to channel 2#.Press "FN+E" key for 1 second, then connect the device to switch to channel 3#.Product Specification & Packing ListProduct Package Size11.02 x 6.1 x 0.63 inchCompatible DevicesTablet, Laptop, SmartphoneOperating SystemiPadOS, Windows, iOS, Android