High frequency survival whistle

Key accessories: Key chain
Style: Both men and women
Pendant material: others
Material: Zinc alloy
Suitable for occasions of gift giving: tourist commemorative
Color: Gold, silver

Applicable to gift-giving relationship: children, classmates
Applicable holiday: National Day
Whether belongs to the gift: Yes, the personal gift

Product name: High frequency twin - tube survival whistle
Material: aluminum alloy material, plastic core

Colors: silver and gold





Peak volume: about 120dB
Surface treatment: oxidation + sand blasting
Specification: length 55mm× width 15mm× thickness 8mm



【 characteristics 】
1, light and equipped with a key chain, easy to carry;
2. Larger caliber, louder whistle, outdoor distress selection supplies;
3, aluminum alloy material, surface anodic oxidation technology color, do not fade, longer service life