Glo Brite® fire safety signs are the reliable safety signage solution for fire and other emergency situations. The photoluminescent signs absorb and store ambient light so they are immediately visible in the case of an emergency blackout or smoky conditions. They do not require batteries so you can rely on them to clearly mark and light safety equipment and fire exits and reduce the risk of panic. 5.75?x8.75? rigid Fire Extinguisher V-sign with Photoluminescent letters on a red background.