Aluminum Frame Green Glow-in-the-Dark Exit Sign - UL 924 Listed

This frame is UL924 listed and is a durable, photoluminescent glow-in-the-dark exit sign that will help your employees to safely exit even if lights and power are extinguished. Flat wall mount accessories included, and each sign comes with 2 self-adhesive "chevron" directional stickers. Sign has 6" Letters. Viewing Distance: 50 feet. Photoluminescence activation: minimum 5 fc = 54 lux of fluorescent lighting. UL924-EXIT signs remain legible for at least 90 minutes after normal lighting has failed, and continue to emit their declining luminance for several days.