Instead of being mouth operated the Fox 40 Electronic Whistle utilizes a push button which offers a hygienic solution for multiple operators. Just a push of a button provides a loud clear and consistent sound!. Features:. - 4 switch three tone functions- Off / Tone 1 / Tone 2 / Tone 3. - Sound can be aimed in specific directions. - Includes detachable wrist lanyard and 9-volt battery
