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

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Learn how to install 3-Way Smart WiFi light switches with this step-by-step video. Please consult a certified electrician if you have any questions or concerns. Every wiring setup is unique, so be ...

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 ...

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 ...