Stay prepared for emergencies with this reliable Hand Crank Siren, designed for easy manual operation and powerful sound output. Crafted with a durable metal housing, this portable hand-operated siren delivers an impressive 120dB alarm that can be heard from up to a quarter mile away, ensuring effective and timely warnings in various situations. Key Features: · Manual Hand Crank Operation: Simply turn the handle to activate the siren—no batteries or external power needed, providing a dependable alarm system in any condition. · Extremely Loud 120dB Sound: Produces a powerful siren sound audible up to 1/4 mile, ideal for attracting attention during emergencies. · Robust Metal Construction: Built with a sturdy metal housing to withstand harsh environments and ensure long-lasting durability. · Compact and Portable Design: Measuring approximately 11cm (width) x 23cm (height) x 20cm (depth), it is lightweight and easy to carry or store, making it convenient for on-the-go use. · Wide Application Range: Perfect for factories, schools, military troops, flood control, natural disasters, seaside guards, and other emergency scenarios where timely alerts are critical. · No Power Required: Hand-cranked mechanism uses mechanical energy to generate the alarm sound, ensuring functionality during power outages or remote locations. · Effective Early Warning System: Helps reduce property damage and casualties by providing immediate alerts during incidents. Specifications: · Item Type: Hand Crank Siren · Operation Type: Hand Operated · Sound Type: Siren · Construction: Metal Housing · Sound Level: 120dB · Size (W x H x D): Approx. 11cm x 23cm x 20cm (4.3in x 9.1in x 7.95in) Package Includes: · 1 x Hand Crank Siren This Hand Crank Siren offers a dependable, power-free alarm solution with superior sound performance and rugged construction. Its ease of use, portability, and robust design make it a versatile and essential safety tool for emergency preparedness in a variety of environments.