4" SURF LED Surface Mount luminaires are only 11/16" thick with a DC driver mounted on the back. Luminaires resemble the appearance of a recessed downlight. The specially designed regressed light guide, with an embedded honeycomb lens, produces even illumination while reducing glare. Input Voltage: 120VAC Lumens / Wattage: 850lm / 11W Color Temperature: 3000K Color Rendering Index: 90 CRI Dimming: Triac or ELV Finish: Matte Powder White Listing: cULus Listed for Wet Locations