Emergency Telephone Sign
An Emergency Telephone Sign uses safety messages and symbols for emergency response protocol and compliance. An Emergency Telephone Sign identifies the location of an emergency telephone system in case of a fire emergency. Luminous material will glow for up to 10 hours when it is charged with a strong light source for at least 60 minutes. Daylight color is soft-yellow to eggshell white. Color in darkness is photoluminescent yellowish.