Motion sensors (and other stuff) usually requires a neutral (aka 4 wires.)
Do you know what kinda switch/outlet combo you have? Maybe I/we can find the documents. The break off fin units I've seen, you either break off or leave depending on if you've got two power source lines (circuits) or just one.
Do you know what kinda switch/outlet combo you have? Maybe I/we can find the documents. The break off fin units I've seen, you either break off or leave depending on if you've got two power source lines (circuits) or just one.