Fire Bell, -, Finish Red, - Mounting, Alarm Current 0.085, Peak Output (dBA) 92, Flash (Candela) -, Standby Current (uA) -, Depth (In.) 3 3/8 in, Height (In.) 6 in, Length (In.) 6 in, Width (In.) 6 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 24V DC, Standards -, Includes -, For Use With -