Feature●High frequency double tube survival whistle●Transmission distance is not limited to call for help, fellow and outdoor activities●Whistle sound is crisp and loud●Wearable, practical and convenient●Hang on tents, equipment, water bottles, backpacks, key rings and other accessoriesDescription
Specifications:
Size: 2.2 x 0.6 x 0.3 inches (5.5 x 1.5 x 0.8 cm).
Peak Volume: 120dB
Material: Aluminum alloy
Package includes:
2 x Whistle