【UL Listed & Aluminum Housing 】The LED Edge-Lit Exit Sign approved by UL 924 certificate and comply with commercial grade. Red LED Exit Sign made of aluminum housing and high grade 8mm (Single Sided Clear )acrylic face, deliver a professional look. The Emergency Exit Light Fixture is UL safety listed for Damp locations use and includes Charge rate/power ON LED indicator light and push to test button. 【Universal Mounting】The Single Sided Clear Edge-Lit Exit Sign with rotational EXIT plate, It could be ceiling mount, side mount and wall mount, all the mounting hardware included in the package. The red emergency exit sign has detachable left and right arrows. It can be set according to actual emergency requirements 【LONG-LASTING BATTERY LIFE】LED emergency exit sign built-in Ni-Cd 4.8V/600mAH backup battery provides minimum 90 minutes of emergency operation during a power outage and safe for charging. 120V-277V AC universal voltage operation for wide places. 【Wide Application】The Led Edge-Lit Exit Sign, UL damp location listed standard at 32-122°F; Dual 120/277V;Red Emergency exit sign is widely used in business facilities,to provide emergency lighting for office buildings, exit doors or stairways in schools, churches, hospitals,canteen,commercial building and industrial building. 【RELIABLE BRAND】Elephant Depot is the perfect choice for exit signs with emergency lights , we provide consumers with satisfactory products with professional technology. Emergency exit sign is UL certified, you don't have to worry about quality and safety issues.5 years after-sales support! UPC 765452469132 Size 6PACK Color Red-Single Sided Clear Material Acrylic, Aluminum, Plastic Brand Name ELEPHANT DEPOT Item Weight 3.3 Pounds Part Number MJ-M-ED Manufacturer ELEPHANT DEPOT Item Dimensions L x W 14 L x 13 W