The Lutron Skylark SF-12P-277-3-LA is a 3-way fluorescent/LED dimmer rated 277V/6A, designed for commercial and institutional applications using 3-wire ballasts and drivers. The rocker on/off switch returns fixtures to the last-set light level, while the slide control adjusts from full brightness to dim. 100% factory tested; light almond finish. Coordinating Claro and Stainless Steel wallplates available separately.