The way a light switch is wired depends on whether the power comes into the light box or the switch box first. These two varieties of electrical switches are called power-through switches and end ...

(Again, it doesn't matter which.) Wrap the switch with tape and attach it to the box. Make connections to the light fixture, starting with the bare copper ground wire. Connect the bare copper wire ...

Lights can switch on when someone rings a doorbell or ... Don’t have a neutral wire in the box where you want to install a motion-activated dimmer? Consider the GE Cync Dimmer, below.