You don't even have to blow this compact pocket whistle...just push a button.
It emits a loud 120db whistle for as long as you push the button.
The Pocket Whistle is 4 inches long and uses 4 LR44 batteries (included).
Useful in various situations such as:
- Sporting events
- A locator in emergencies (earthquakes, collapsed buildings)
- Referee whistle
- Traffic use for police
- Military training
- Dog handling and
- as a safety alarm for crime prevention