Incandescent/halogen 120 V 600 W, magnetic low-voltage 600 VA/450 W, 350 W Hi-lume® 1% 2-wire LED driver, 5 A Tu-Wire® fluorescent ballast, digital fade wireless dimmer. The stated W (Watt) rating is the maximum incandescent lamp load. Ratings for MLV loads represent the maximum of the total lamp wattage plus MLV transformer loss (typically 20%). Compatible with Advance Mark X and Sylvania POWERSENSE fluorescent ballasts, in addition to Lutron Tu-Wire®. Setting the low-end trim is necessary to ensure optimal dimming performance when using with LED drivers and fluorescent ballasts. Tap on to preset level; tap off. Tap twice for full on. Press, hold, and release for delayed fade-to-off. Touch rocker to adjust light level.