Lithonia Quantum LED Exit Light with Battery The Quantum LED light emitting diode Quick-Mount is ideal for application requiring attractive, quick installation exit signs and low energy consumption. Precision-molded thermoplastics housing is impact and scratch-resistant, corrosion-proof, and UV-stabilized to resist discoloration. Innovative snap-together design allows installation in less than 3 minutes. Long-life LEDs feature very low energy consumption and rated life up to 25 years. Replaceable chevron direction indicator knockouts for choice of direction. Universal mounting capability top, back, or end canopy provided . Includes sealed, maintenance-free nickel cadmium battery back up that delivers 90 minutes capacity to emergency lamps. 5-year warranty. UL Underwriter's Laboratories listed. Letter color Red. Auto recharge after discharge. Lettering Color Red, Material Thermoplastic, Bulb Type LED, Color White, Dimensions 7.5 In. H. x 1.68 In. D., Emergency Run Time 90 Min., Voltage 120V/277V, Bulbs Included Yes, Connection Type Hard-Wired, UL Listed Yes, Weight 2.6 Lb., Warranty 5-Year, Pkg Qty 1