If the button is under a sticker.
It is just filling the hole in the case. So you can't do something dumb and stick a piece of metal into it and let the magic smoke come out.
It has no internal relay for On and Off functions.
It is bypassed and is always On.
The older ones with an internal appliance style switch. The local On Off push button was not covered by a sticker and actually turned the thing On and Off.