Size: 7-1/2" Tall X 13" Wide X 2-1/8" DeepMaterial: PolycarbonateLighting Technology: LEDPower Source: Hardwired 120/277 VAC1.5 Volt Battery Backup To Ensure Sign Always Has Power Even During Power FailureHas The Option To Switch From Red Or Green Lettering With Included Color PlatesCan Be Mounted On Ceiling, Perpendicular To Wall Or Flush MountedCan Be Visible From Either Side When Second Exit Plate Is Installed (Included)Able To Show No Arrows, One Arrow In Either Direction, Or Both Arrows. Plates Are CustomizableHas The Ability To Add On Lights On The Sides If Needed