Upgrade Multi-Functional: 2 in 1 Electronic whistle with light In the wild whistle is not only the role of whistling collection, but also is lifesaving Signal Whistles! awesome high volume electronic whistle for P.E. teachers, coaches referees, sports training, outdoor camping, electronic dog whistle for training, hiking SOS survival emergency. 120db High Volume easy to get attention, loud, consistent sound every time. The flashlight can be see from 300 meter, it helps user more effective work. Metal-Tubing Design
