Check the listing for details. Commercial LED Emergency Exit Sign UL Certified Double Face Exit Battery Backup. Color: White, Condition: New – Open box. Listed at 10.55 USD. Commercial LED Emergency Exit Sign, UL Certified, 1-Pack, Double Face Exit with Battery Backup BrandAmazonCommercialSize1-packMaterialAcrylonitrile Butadiene StyreneMounting TypeCeiling Mount,Wall MountItem Weight1.4 PoundsLight TypeLEDPre-printedExitProduct DimensionsLED double-face exit sign in a fire retardant, injection-molded, thermoplastic ABS housingWall, ceiling, and end mountable; Input Voltage: 120/277VAC 60HZLong-lasting Epstar SMD LED light with test switch and charge indicator lightNickel cadmium battery provides 90 minute backup power in the event of a power outage; 1.2V 1000mAhUL-certified with a UL-94-5VA flame rating plus overcharge and over-discharge protectionOperates in damp, but not wet, and dry conditions; operating temperature 0-40 degrees Celsius New Open BoxShipping Weight Approx. 2 pounds LOC S53