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Tornado Accessories / Tornado Security
No Power Support Required: Use this air raid siren easily and conveniently by rotating the handle. No need for additional external power or equipment. Perfect for emergency alarms in unexpected situations.
Adjustable Volume: Crank the handle faster to increase the volume level. Press the spring-loaded trigger to open the vanes for an even louder alarm.
Wide Application: This hand crank siren is useful for various scenarios, including celebrations, fire drills, summer camps, disaster relief, and more. Ideal for factories, homes, schools, and outdoor events.
Practical Design: Compact and foldable, this siren is portable and easy to store. It provides effective warnings anytime and anywhere.
High-Quality Material: Made of green coated aluminum alloy, this siren is dustproof, waterproof, and rust-resistant. It can operate both indoors and outdoors, with a volume up to 110db and a sound transmission diameter of 0.62 miles.
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