Nora Lighting's compact, low profile LED exit signs are as brilliant and visible as standard incandescent signs, yet use a fraction of the power. LED light sources require no maintenance for 25 years-saving greatly on maintenance and upkeep costs. Nora Lighting's LED exits are ideal for commercial and industrial standard non-emergency applications where low maintenance and operating costs are a must. Die-Cast LED Exit Signs with AC only, 6" Green Letters, Black Housing, Single Face. Brushed, die-cast aluminum, low profile, snap-together housing constructed of 20 gauge steel. Snap-out knockouts for wiring. Input Voltage: 120/277VAC Wattage: 2W Finish: Black Face: 6" high green letters with color diffusion. One face plate sent with single face unit. Mounting: Wall, side, or ceilling mount. All mounting hardware included. Listing: UL 924, NFPA