Motor (wind screw) alarmMS-290 Operating Voltage – DC 12V, 24VAC 110V, 220VVolume decibel – 115dBProtection level – IP44Dimensions – diameter Ф103mm × Height 160 mm Appearance Material · Operating Voltage: DC12V, 24V, AC110V, 220V· Product power 50 W· Frequency: 1500 HZ Download Specification