Stop walking across a dark room to turn on the light. Install a 3-way switch and control lights from two locations.

Knowing how to wire a light switch is critical if you are going to tackle the job yourself. Here we show you how to wire up a ...

Below, Donnelly tells AD how to wire a light switch with this simple step-by-step process for a single-pole light switch without zapping yourself along the way.

Next, wire the light switch. Connect the incoming wire from the power source to the terminal for the input on the light switch, and the outgoing power cord going to the output terminal.

Attach the red and black wires from the other bundle (four-wire) to the switch's brass terminals. Again these are the travelers that connect both three-way switches in the circuit.

You’ll connect your line and load wires to terminals on the side of the device, and connect your neutral (required) and ground wires to the switch’s pigtails using wire nuts.