Details: Alpha Communication SN Series Area of Rescue Assistance Sign- Incandescent

120VAC or 277VAC input with battery back-up, plastic illuminated (red with reflex blue lettering) sign. Rechargable battery included. Mounting options include ceiling (top), wall (back), or wall (side). SN-B42S (single sided). SN-B42D (double sided). Both models feature 'pop-out' directional arrows.120VAC or 277VAC input plastic illuminated (red with reflex blue lettering) sign. Mounting options include ceiling (top), wall (back), or wall (side). SN-E42S (single sided). SN-E42D (double sided). Both models feature 'pop-out' directional arrows.The SN-B42S Area of Rescue Assistance Sign features photoluminescent technology. After 30 minutes of exposure to normal ambient light (54 lux), the sign is fully charged and will glow for a full hour. This sign comes with a battery backup, for extended visibility in case of an emergency. This photoluminescent sign is compliant with NFPA Life Safety Code 101 and all national building codes. This is a one sided sign, which can be mounted in a ceiling (top) or wall (back or side).