Light Switches - Wiring Devices & Light Controls - The • Four-way switches are used to control lighting from three locations. While they’re not as prevalent in the home as single-pole or three-way switches, these light switches are a suitable option for large rooms with multiple entrances. Be aware that you must use one four-way switch alongside two three-way switches in a four-way circuit.Leviton Decora Plus 15 Amp Switch, WhiteLeviton Decora 15 Amp 4-Way Switch - WhiteLeviton 15 Amp 3-Way Toggle Switch, White (6-Pack)Leviton 15 Amp 3-Way Toggle Switch, WhiteLeviton Decora 15 Amp Single Pole AC Quiet Switch, Leviton 15 Amp Combination Double Switch, WhiteLeviton Decora 15 Amp 3-Way AC Quiet Rocker Leviton 15 Amp Single-Pole Switch, White (10-Pack)Leviton Decora 15 Amp 3-Way Switch, White (5-Pack)Lutron Caseta Wireless Smart Lighting Switch Switches - Wiring Devices & Light Controls - The Home Depot The Smart Home Set bundle uses your existing home Wi-Fi network to provide wireless control of your lights and appliances. No subscription or hub is required. Using the free Wemo app, you can turn your devices and lights on and off and set worry-free schedules from anywhere in the world.