How to connect this keyboard to iPad：
1： turn on the power button on the right side of the keyboard.
（The power indicator will go out after flashing. This is to save power, not fault）
2：Press the “FN” key in the lower left corner of the keyboard, do not release it, and then press the “C” key 。
(Note: You need to press FN+C at the same time)
At this time, you can see the Bluetooth indicator flashing，
This turns on the Bluetooth of the keyboard 。
3：From the tablet's home screen, tap Settings. Tap on Bluetooth.
Make sure Bluetooth is set to On, then let it search for devices.
Tap on a Bluetooth keyboard, when it appears, to pair.
4：if an authentication (PIN) code appears on the iPad screen,
Enter the number with the keyboard and press“Enter” key .
5：When the connection is complete, the Bluetooth indicator will go out，
6：This is a 3-system keyboard,
If you are using this keyboard on your iPad，
Please press “FN” key first, don't release it, then press “E” key,
This is a system for the iPad