A great replacement for a starting pistol with two powerful whistle tones,
If you are wearing a mask due to Covid 19 this is a must for today's coaches.
1 lock button, anti-slip design, 67 g, 5.5” L x 1.75” W diameter (at widest point). Requires 4 x CR2032 batteries. ** Warning: extremely loud. Do not use close to ears.
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