Red LED Exit Sign with Battery Backup，Exit Sign for Business，Easy to Install，UL Certified，AC 120/277V，Pack of 4

Easy To Install: Two installation options: wall mount and ceiling mount(canopy included). The mounting parts and accessories are packed in the housing. Please open the EXIT plate before installation. Wide Application: Emerncy exit light suitable for fire exit and entrances in offices, apartments, churches, salons, underground parking, stores, hospitals, schools and many other infrastructure and public places. Conspicuous Sign: The exit sign displays 6-inch high, 3/4-inch stroke red letters that meet US standards, clearly visible from up to 100 feet away. In the event of a power outa, the backup battery automatically illuminates the fixture (for 90 minutes), lighting the path to safety