Lutron RRD-6NA-WH RadioRA 2 is a Wireless Total Home Control System Adaptive Dimmer White On a single-tap, lights fade ON or OFF On a double-tap, lights go to full ON When ON, press and hold the tapswitch to engage the delayed long fade to OFF Light levels can be fine-tuned by pressing and holding the dimming rocker until the desired light level is reached Neutral and two-wire dimmers available