A light switch is the simplest of electrical devices. Flip the switch, electricity flows. Flip it again, electricity stops.

I was reading up on a project and came across this link. It mentions that if a light fixture is between the switch and the panel it is common to switch the white and black wires to the right of the ...

Q:I have a three-way switch that controls the light at the top of the stairs. The switch at the bottom doesn't always work like it is supposed to. Sometimes when I turn it off, the switch at the top ...

Smart switches are great, but you can’t just drop any old thing into a three-way switch that turns a light on and off from two different locations. Today, Amazon is selling TP-Link’s Kasa Smart ...