A light switch is the simplest of electrical devices. Flip the switch, electricity flows. Flip it again, electricity stops. Lights on, lights off. That’s great for a small room with one entrance.

Q: At either end of my staircase I have a light switch that turns the staircase light on and off. The problem is that the switches don’t work correctly anymore ...

Archaic light switches might as well be from the stone age. All they do is turn a light on and off. They can't dim lighting gently or remember the brightness level you prefer. Outdated switches don't ...

So I have a couple of floor lamps that have three-way switches and was designed for incandescent light bulbs. To clarify, when I say three-way switch, I mean it cycles between off, low, medium, and ...

Back at CES in January, Belkin teased a handful of new Wemo smart home accessories launching this year – including the 3-Way Smart Light Switch. Starting today, the 3-Way Switch is available to order, ...