The Maestro PRO LED+ Neutral Optional Dimmer Switch features advanced phase selectable dimming and is designed for a broader compatibility range of high efficiency lighting. UL listed to control dimmable LEDs with integrated drivers, ELV, MLV, incandescent, and halogen loads as well as Phillips Mark 10 ballasts and Lutron Hi-Lume 1% 2-Wire (LTE) LED drivers. The large decorator style tap switch turns lights on/off and the dimming buttons allows for local fine-tune dimming. Works with up to 9 Maestro Companion Dimmer Switches (MA-R-xx) to create a multi-location dimming application. Neutral Optional. Screw terminal installation. Pairs perfectly with Lutron Claro wall plates for consistent color matching (sold separately). Color: Gray. Material: Resin.