3-In-1 High-Frequency Multifunctional Survival Whistle with Compass, Thermometer, and Portable Design for Camping, Climbing, Cycling, Fishing, Training, and Rescue

Color Military Green

Nhen vou get lost in the forest, whistling is a good tool to help you send out signals. Regular whistling requires much less energy thar shouting, and high-pitched whistles spread farther. Jingu's three in one product combines the functions of whistle, thermometer and compass. highly demanding customers recommend to buy high-precision products The compass and thermometer are filled with damping oil, witt pubbles inside, suitable for Thermal expansior

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