Shenglong Electronic Whistle with 3 Tones & 3 High Black Combo(No Batteries)
The sound power is up to 120 - 150 decibels, making it loud and clear. It is made of high-quality ABS material, sturdy and durable. Simply press the button lightly to make a loud and clear whistle, saving energy and safety.
Shenglong Electronic Whistle with 3 Tones & 3 High Volume Settings – Black
Simply press the button lightly to make a loud and clear whistle, saving energy and safety. Suitable for referees, coaches, sports teachers outdoor enthusiasts, allowing you to signal easy to use on various occasions.
Shenglong Electronic Whistle with 3 Tones & 3 High Volume Settings – Blue
Publisher: Shenglong. Simply press the button lightly to make a loud and clear whistle, saving energy and safety. Suitable for referees, coaches, sports teachers outdoor enthusiasts, allowing you to signal easy to use on various occasions.