Hubbell celr2gne led edge-lit exit, double-face, green letters, recessed mount, w/ battery back-up superior panel illumination w/ green letters, led life-cycle of more than 10 years, 120/277v input, includes long-life nickel cadmium battery for 90 minute emergency lighting, field installed directional arrow indicators with temlatek mirror divider, provided w/ test switch & ac-on indicator, recessed mount with full recessed box complete with integrated caddy-bar assembly