Audible and Strobe Guard, Open Back, Indoor, Outdoor, Color White, Material Steel, Mounting Flush, Width 9 3/8 in, Depth 2 1/2 in, Height 6 1/8 in, For Use With Horn/Strobe/Speaker Damage Stopper, System Sensor, Operating Temp. -40 Degrees to 250 Degrees F, Features Protects a System Sensor Units SP2R1224MC and SP2W1224MC Against Vandalism and Accidental Damage, Includes Mounting Hardware. This item has been restricted from sale in the following state (s): []