Touch High-end smart switches and dimmers feature touch-sensitive surfaces ... or it can be as complex as displaying a user interface that supports finger swipes for calling up different lighting ...

Beats us. The circuit is a bistable, so essentially your finger pumps a signal into a flip-flop. This is old trick, but could be useful. Of course, if you really need a touch switch, you have ...

If there’s a downside to converting to smart in-wall dimmers and switches, it’s installing them. Don’t worry, it’s an easy DIY project. Be aware, however, that most–but certainly not all ...