MS-490 Bidirectional Wind Snail Alarm Electric Motor Air-Raid Siren Buzzer 220V rotary cylinder Its powerful magnetic base ensures

Its powerful magnetic base ensures the stable installation of the lamp

GL-8F and GL-8FB

It significantly enhances the attention of pedestrians and vehicles around and is an important device for ensuring work and traffic safety

these cylinders offer smooth rotation and precise operation

No matter what materials you need

MS-490 Bidirectional Wind Snail Alarm Electric Motor Air-Raid Siren Buzzer 220V rotary cylinder Its powerful magnetic base ensuresThe MS 490 Bidirectional Wind Snail Alarm is a robust electric motor driven air raid siren, designed for reliable operation at 220V. It features a bidirectional airflow mechanism to ensure powerful and clear sound projection for effective emergency alerts. Ideal for industrial and civil defense applications, this siren combines durable construction with precise acoustic performance to deliver timely warnings in critical situations. Its integrated