Strobe - Finish Clear - Mounting Alarm Current 1.08A Peak Output (dBA) - Flash (Candela) 26 cd Standby Current (uA) - Depth (In.) 4 1/2 in Height (In.) 6 3/4 in Length (In.) - Width (In.) 4 1/2 in Duct Opening - Duct Width (Ft.) - Coverage (Square-Ft.) - Alarm Aux. Contact @ 250V - Alarm Aux. Contact @ 30VDC - Alarm State (mA) - Humidity Range ( Percent RH) - Number Required - Standby State (mA) - Voltage 20 to 30V DC Standards - Includes - For Use With -