This cutting edge single pole dimmer allows you to set the light level with a single touch or slide of the finger. LEDs in the illuminated control bar brighten when touched and fill the bar to indicate the lighting level you've selected. The control bar is longer than most standard dimmers for increased precision. Audible feedback confirms touch switch. This is a multilocation dimmer and is used when you have more than one wall switch to control the same light. A companion Vierti dimmer must be used as the second control, this is sold separately, item number 70819. Faceplate sold separately, item number 00770. By Lutron.