Features Excellent ABS Material: This LED red exit sign is made of excellent ABS material, which is sturdy and wear resistant, not easy to be damaged and has a long service life. Super Bright LED Lights: This LED red exit sign is equipped with super bright LED lights to illuminate every corner in the dark. Built In Backup Battery: This LED red exit sign has a built in backup battery that provides 120 minutes of emergency operation during a power outage and can be safely recharged. Easy Installation: This LED red exit sign is very easy to install, you can mount it on the wall in just a few minutes. Wide Application: This LED red exit sign is widely used in home blackouts and commercial facilities to provide illumination for schools, churches, hospitals, cafeterias, commercial and industrial buildings, office buildings, exit doors or staircases, and Specification: Item Type: LED Red Exit Sign Material: PC, ABS Voltage: AC85-265V Power: 2 x 3W  Battery Type: Battery( Shipped With Built In Battery ) Battery Capacity: 1800mah Emergency Time: About 120 Minutes Package List: 1 x LED Red Exit Sign  1 x Manual 2 x Expansion Screw 2 x Screw 1 x Accessory Package List 1 x LED Red Exit Sign 1 x Manual 2 x Expansion Screw 2 x Screw 1 x Accessory