Feature 1 Alarm Siren Sound: Heavy duty motor alarm, high power 130dB. The output power is 40W. Suitable for fire alarm systems, banks, homes, and industrial safety systems. 2 Easy to Install: The alarm is designed with two wires for fixed installations that require control and operation by sensors and switches. Warning information applicable to small hoists, light transfer vehicles, and small ships. 3 Durable Material: The motor alarm is made of sturdy steel, and its surface is coated with red antirust paint to prevent rust, and has anti aging performance. This makes the motor alarm more durable and able to withstand harsh environments. 4 Excellent Performance: The motor speed can get up to 1000RPM. Sensitive triggering brings excellent alarm performance. Decibels can get to 130dB. 5 Protective Cover: Comes with safety protection cover, no more worrying about foreign objects enter or accidentally put your hands in.Item Type: Industrial AlarmPower Frequency: 50-60HzPower: 40WWorking Temperature: -30 ~70 Volume: 130dBSound Production Form: Continuous SoundInstallation: Fixed With Screws Package List1 x Industrial AlarmNoteThe alarm motor cannot work for a long time. The average alarm time is approximately 56 minutes. Excessive use can cause overheating and combustion of the motor.