The Rescue Howler™ Whistle emits a piercing dual-frequency 110dB signal thanks to a dual-chamber, fail-safe, pealess design. Made from unbreakable ABS plastic for a lifetime of trouble-free use.

Features

• Be Heard - 110dB signal is audible over 1 mile
• Durable - Made from unbreakable ABS plastic
• Fail-safe - Pea-less design works in all conditions - won't freeze or stick to lips when cold
• Intense Sound - Triple-frequency sound cuts through surrounding noise