Compact Strobe, Marked Fire, Finish Red, Wall Mounting, Flash (Candela) 15/185, Standby Current (uA) 0, Depth (In.) 1 29/32 in, Height (In.) 5 1/4 in, Length (In.) 5 1/4 in, Tube Length (Ft.) 1, Width (In.) 3 15/32 in, Ambient Temp. Limits (F) 32 to 120 Degrees , Alarm State (mA) 44 to 326, Humidity Range ( Percent RH) 10 to 93, Standby State (mA) 0, Voltage 12/24V DC, Standards CSFM, FM, UL Listed, Includes Mounting Plate, For Use With Fire Alarm Panel