This is a Hand Operated Warning Siren which you can crank the handle continuously to produce loud warning sound up to 1/4 mile away. Unlike other type of hand-held sirens, this one is made of quality aluminum (not plastic) and has military olive drab color. The warning siren only weighs about 2.6lbs so you can easily bring it with you to outdoor and remote area.
Hand Operated Warning Siren is designed for effective warning in areas where no power supply available
Comes with a Carrying Bag with a Strap that goes around the waist (Fanny Pack style)