Stopper Dome, Open Back, Indoor, Color Clear, Material Polycarbonate, Mounting Flush, Width 7 3/8 in, Depth 2 7/8 in, Height 7 3/8 in, Diameter 7 3/8 in, For Use With Strobe, Operating Temp. -40 Degrees to 250 Degrees F, Standards UL/cUL Listed, , Includes Mounting Hardware