This Is How The Largest Air-Raid Siren In The World Looks Like

Company Taizhou LionKing Signal Co. has produced the largest air horn in the world, which is so large that it has even its own wheels. Elsa Chen captured the sound of the siren and uploaded the clip to the web. Many are excited about the size of this siren.

See how the mentioned siren works and listen, how loud it is.