Electronic Whistle For Coach Three Tone High Volume Loud Electronic Whistle With Lanyard Handheld Whistle For Refree Teacher Outdoor Camping Hiking Self Emergency

Let The Loud Voice Be Heard : High pitched powerful voice maker can provide up to 120-150 DB sound power. In the flu season avoid using the traditional whistle that needs to be blown with your mouth which will be more important to your health, Multifunctional Electronic Whistle : High volume clear powerful and attention grabbing electronic whistle suitable for coaches referees pysical education teachers training animals pets outdoor camping emergency help etc, Three Tone Electronic Whistle : Three different whistle sound effects meet the needs. You can adjust the volumes according to the size of the space or the ocassion. Also suitable for boatswim whistle windstorm whistle rescue whistle self defense, Rugged Professional Electronic Whistle : Safe and non toxic high quality ABS material humanized design allows you to get a good sense of experience in outdoor activities whether in a noisy environment or in an open area can easily attract