Lutron RR-T15RL-SW Standard Switches At the press of a single button, lights Fade on or off to desired levels and shades/draperies open or close to desired positions. Light levels and shade/drapery positions can be fine-tuned by pressing and holding the raise/ lower buttons. Programmable to select whole-house or single-room preset levels or positions. Adjustable backlight intensity. Wake-up option for cordless operation: wake-up and activate (default) - single button press will wake up and activate selected button.