Ceana dimmers have large curved buttons that are easy to use and dim the light smoothly. A glance at the slider lets you quickly know the light level setting. Push button controls the lights on-off; slide to set the level. The button glows softly, allowing you to easily find the dimmer in the dark. For 3-way applications. By Lutron. White finish. For use in 3-way applications. 600 watts maximum incandescent or halogen. Glow button. By Lutron.