Volume: 115 decibels
Material: ABS plastic material, rubber
● Resonance is built in two sentry chambers, accurate measurement of the diameter of the sentry chambers
● Less effort but crisper sound
● The pealess whistle can deliver ultra-clear sound and can transmit long distance
● Attached neck rope for hanging
After using for a period of time, the whistle can be rinsed with water or diluted vinegar to restore its best performance.
Country of Origin: