Specifications: Slim and low profile LED exit sign provides a crisp, clean look and excellent energy savings. Completely self-contained. Fully Automatic Operation. Compact, low profile design in a neutral finish. Push to test switch. Automatic, low voltage disconnect (LVD). 120 or 277 VAC operation. Injection-molded, V-O flame retardant, high impact, thermoplastic housing. Charge rate/power on LED indicator light. Energy consumption of less than 4 watts for red letters and less than 2 watts for green letters. LED lamp life of 25 years plus. Listed for damp location. Universal mounting canopy for top or side installation. Standard AC and emergency units available. Ni-cad battery on emergency (EM) units.