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.

Add/Relocate 3 Way Switch without Rewiring - Simply wired between the power and lighting fixtures; no complex in-wall rewiring or WiFi needed to add/relocate switch, pre-programmed for immediate use.

This dimmer will not work with Apple HomeKit or 3-way circuits ... you’ll encounter in smart switches. Pigtails and wire nuts are one common way to connect a smart switch to your existing ...