Electronic Pocket Whistle

You don't even have to blow the Electronic Pocket Whistle...just push a button. Emits a loud 120db whistle for as long as you push the button. It has a keyring too.

Useful in sporting events, a locator in emergencies (earthquakes, collapsed buildings), referee whistle, traffic whistle for police, military training, dog handling and as a safety alarm for crime prevention.

4 inches long. Metal construction. Uses 4 LR44 batteries (included).