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We are dealing with a variety of hand-operated sirens of the wailing type. When manually manipulated by hand, it makes a pattern of weeping sounds. It can be used outside in a variety of situations where a loud auditory warning is required. A characteristic warning sound is produced by the wailing sound pattern, which often has a rising and decreasing pitch. To resist outdoor use and deliver dependable performance, hand-operated wailing type sirens are often composed of sturdy materials like metal or high-quality plastic. Its small size makes it simple to transport and handle.