Product Description EMERGENCY LIGHTING AND EXIT SIGNS Compact Exit Sign LED Battery Back-Up - Red Ideal for use in offices, schools and warehouses. Provides 90 minutes of battery back-up lighting during power failure. Impact resistant, injection molded white thermoplastic ABS housing is flame retardant and resists dirt, dust and moisture. Universal mounting plate for easy installation. Includes a maintenance free Ni-Cd battery with LED indicator, push test switch and 120277 dual voltage input. Meets NFPA 101, NEC and OSHA requirements UL 924 listed. Listed for use in damp locations. Exit Sign features 6"H polycarbonate EXIT sign in Red. Exit sign uses replaceable directional chevron inserts on sides. Exit sign uses an LED lamp with an average life of up to 25 years. ETL listed for damp locations. 5 year warranty. Limited quantity available