This is a US Site but it's a global issue that needs to be addressed. Only buy products from reputable Australian Wholesalers.
Wall Switches
Switches that can be modified on the job without the need for an entirely new unit! Now you have a real time saving advantage, to modify just follow the example below. It's another great idea from Australec Switchgear.
All switches are 250V 15 Amp Rated and feature 2 way & loop terminal as standard.