feature:
1. The whistle is clear and loud.
2. Long transmission distance, suitable for calling for help, recruiting teammates and outdoor activities.
3. Can be hung on tents, gear, water bottles, backpacks, keychains and other accessories.
4. Wear-resistant, practical and convenient.
5. High-frequency double-barreled survival whistle.
Specification:
Size: 5.6*1.5*0.8CM
Peak volume: 120dB
Material: aluminum alloy
Weight: 11g
The package includes:
1 whistle