Portable Hand-Crank Siren for Events and Emergencies

All You Need To Know

No Power Support Required: Easy and Convenient to Use

Adjustable Volume

The volume of the siren can be adjusted. The faster you crank the handle, the louder the sound. Additionally, you can press the spring-loaded trigger to open the vanes for an even louder alarm.

Wide Application

This hand-crank siren has a wide range of applications. It can be used for loud sound warnings, celebrations, sports events, fire drills, summer camps, and game shows. It’s also suitable for various emergency situations such as alarm flood control, disaster relief, tornadoes, fires, snowstorms, and more. It’s perfect for use in factories, warehouses, homes, schools, clubs, oil depots, public, industrial occasions, wild adventures, and traffic accidents.

Practical Design

This manual air raid siren is designed to be compact and easy to use. It is foldable and portable, taking up minimal space when stored. It provides a powerful and loud volume with good sound penetration, ensuring effective warning in emergency situations, anywhere and anytime.

High-Quality Material

Made from green coated aluminum alloy, this handheld siren horn is dustproof, waterproof, wear & rust resistant, and anti-corrosion. It is reusable and long-lasting, with a volume of up to 110db and a sound transmission diameter of 0.62 miles, suitable for both indoor and outdoor use.