outdoor flat aluminum alloy dual-frequency survival whistle double tube outdoor survival lifesaving whistle equipment high frequency whistle
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Material: Aluminum Alloy Weight: About 12g Color: Silver, Gold Packing: Opp bag with individual packaging
Peak volume: About 120dB Surface treatment: Oxidation + Sandblasting Specifications: Length 55mm × Width 15mm × Thickness 8mm
【Features】
1. Lightweight and comes with a keychain, making it convenient to carry.
2. Larger diameter, louder whistle, outdoor emergency equipment;
3. The material is aluminum alloy, and the surface is coated with anodic oxidation technology to prevent fading, ensuring a longer service life.
Packing Specification: 2500 pieces, 45*30*25cm, 30KG




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