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Press this button can increase the volume, hold "FN" again when click this button can be in the
computer to realize "F11" function,
Press this button can lock IPAD screen, hold "FN" again when click this button can be in the
computer to realize "F12" function.
Charging:
When you use the keyboard in the process, the keyboard of a few Low lights blink (shown below), remind you
that you keyboard electricity shortage, right now you should give your keyboard charging.
Charging procedure is as follows:
(1), The attached USB charging line at the end of the USB interface is inserted into the computer, the other side
is inserted into the keyboard of charging interface shown below: