Brand Name: YYEDC Type: Pocket, Multi Tools Size: S Size: About 5.5cm *1.8cm * 0.9cm Color: Gold, Silver Product name: high frequency dual tube survival whistle Weight: 13.5 g Packaging: opp bag for independent packaging Peak volume: about 120dB Surface treatment: oxidation + sandblasting Specification: length 55mm width 15mm thickness 8mm characteristics: 1, lightweight, and equipped with a key chain, easy to carry; 2. Larger caliber, louder whistle, outdoor necessities for rescue; 3, aluminum alloy material, the surface adopts anodic oxidation technology, fadeless, longer service life.
