Emergency Hand Crank Siren - Green

A Must-Read Feature Guide

Sturdy and Durable

Made of aluminum alloy and coated with anti-rust paint, this siren is sturdy and wear-resistant. It is also anti-corrosion and waterproof, making it reliable for long-term use. The lightweight design ensures it is easy to carry anywhere.

Loud Alarm

With a volume of up to 110db, this siren’s sound can reach 0.62 miles. Its sharp and penetrating sound quickly grabs attention, ensuring it achieves the ideal alarm effect.

Emergency Warning

A must-have for emergencies in any location, this siren provides effective and timely early warning. It’s easy to operate manually and doesn’t require installation, reducing risks in critical situations.

Volume Adjustable

Adjust the volume by turning the handle. The faster you turn it, the louder the sound. Pressing the trigger opens the vanes, allowing for an even louder noise. No power source is needed; just shake the handle to power it.

Wide Application

This siren is ideal for various settings, including factories, homes, schools, oil depots, warehouses, flood control, and disaster relief. It can call the police in emergencies, helping to reduce casualties and property damage.