High-Frequency Aluminum Alloy Emergency Whistle – Durable & Lifesaving
Crafted from premium-grade aluminum alloy for superior corrosion resistance and ultra-lightweight portability. High-frequency sound projection (up to 120dB) ensures audible range over 1km, critical for wilderness SOS or marine emergencies. Precision-engineered with an aerodynamic chamber to amplify sound clarity without moisture clogging. Anodized finish prevents rust, ideal for extreme outdoor use—hiking, boating, or disaster kits. Compact design (5cm) integrates a breakaway carabiner for instant access. Meets MIL-SPEC durability standards—crush-proof and temperature-resistant (-30°C to 80°C). Bulk orders available at unmatched wholesale rates. *Global wholesale leader—lowest price guaranteed, bulk discounts, all-category sourcing.*