Storm Whistles

Storm All-Weather Safety Whistle

Very loud safety whistle (118–120 dB in testing) that works wet and even underwater, heard over a quarter of a mile through trees.

• Waterproof
• Emergency

1 for sale from ₱850

A patented sounding chamber purges water each time it's blown and focuses the sound into a single 3150 Hz tone, the frequency most readily heard over the noise of motors and crowds. Made in the USA, in safety orange, safety yellow or black.