Lithonia Quantum LED Exit Light With Emergency Lights Quantum LED light emitting diode Quick-Mount is suitable for application requiring quick-installation of both exit sign and unit equipment. Attractive, 8 Inch tall, streamlined design is ideal for above the door applications and other tight fits. Features 2 1.5 watt LED lamp heads for added life and reduced maintenance. Quick Mount installation. Innovative, snap-together design allows for installation in less than 3 minutes. Factory assembled and pre-wired. Replaceable chevron directional indicator knockouts for choice of direction. Side-mount lamp heads reduce overall height, allowing for easy fit over doorways. Long-life LED feature very low energy consumption and rated life up to 25 years. Nickel cadmium battery delivers 90 minute capacity to emergency lamps. Top, back, or end mounting. 120/277 dual voltage. Red letters. UL Underwriter's Laboratories listed, ENERGY STAR rated. Lettering Color Red, Material Thermoplastic, Bulb Type LED, Color White, Dimensions 8 In. H. x 19-1/4 In. L. x 4-3/4 In. D., Emergency Run Time 90 Min., Voltage 120V/277V, Bulbs Included Yes, Connection Type Hard-Wired, UL Listed Yes, Weight 3.6 Lb., Warranty 5-Year, Pkg Qty 1, Package Type Box