Móc khóa còi sinh tồn đa năng tiện dụng có kèn sáo cao cấp

Features: The whistle is designed to give you the best chance for survival in a disaster or lift-threatening situation. With the unique sounding chamber, you will save 30% of the effort than an ordinary whistle. Max sound intensity to 150 decibels. The whistle is an essential piece of safety equipment to have on you during outdoor activities. Suitable for Outdoor Sports Camping Hunting Survival and so on Color: Bla/Gray/Titanium Size: approx. 5.5cm *1.8cm * 0.9cm Weight: approx. 24g