L.E.D edgelit EXIT sign with extruded aluminum trim. Designed for surface end, surface ceiling, and surface wall mount. Acrylic face panels feature 6" EXIT letters with 1/4" stroke. Nickel-Cadmium battery is standard, and provides a minimum of 90 minutes of illumination in emergency mode. Meets UL 924, NFPA 101, NEC and OSHA illumination standards. 5-year warranty on housing and electronics.