For Use with Magnetic Low Voltage Transformers. Large Paddle Switch with a Captive Linear-Slide Control for a Standard Designer Wallplate Opening. Features a Built-In Soft-Glow Night Light. Uses Standard 3-Way Wiring for Easy Installation in Any Home. Power Failure Memory. RFI Suppression. UV Stable Color. UL Listed. Uses Lutron Claro Wallplates (sold separately).