Feature

●1. Material: Made of high quality ABS environmental protection material, tasteless, health
●2. With a loud volume of 3 adjustable tones, the electronic whistle is large enough to cut out all the noise
●3. You can adjust the tone in the open space as well as small spaces. Please do not point the speaker in peoples ears to avoid damaging your eardrum
●4. Multifunctional Electronic Whistle - Great large volume electronic whistle for p.e, coach referees, sports training, outdoor camping, training, hiking, survival emergencies
●5. Not only is it a whistle, but also a role of surviving

Description