Name: High Frequency Double Tube Survival Whistle
Material: Zinc Aluminum Alloy + 304 Stainless Steel
Size: 56 mm x 19.5 mm.
Weight: 20 g.
1.120dB high frequency double tube resonance, with 304 stainless steel material, exquisite craftsmanship, good quality
2. Lightweight and portable, individual design, easy to blow and durable.
3. Suitable for survival in the wild, outdoor sports, sports training, women in need etc.
2 x whistles.
The package includes 2 whistles with lanyards, each whistle comes with a lanyard, you can easily hang around your neck, or on a wall bracket.
120dB high frequency double tube resonance, using 304 stainless steel material, excellent craftsmanship, excellent quality, light and portable, easy to blow and durable.
Makes and durable whistles with double tubes ensures loud crisp and higher tones, good volume, blow vigorously. The sound is loud and crisp.
Suitable for outdoor, sports, camping, hiking, survival, emergency, cycling, animal training, boating, school, gym, herding, basketball, dog training. Many potential uses for any survival situation.
Dangerous moments give you the miracle of life, self-defense, competition, inner cavity without bead design, water can also be used in the signal shielding area, military blocking area, position determination, very convenient to use.