Three-in-one high-decibel survival whistle, including compass, thermometer, whistle
weight：20g,2.48×1.18in
When you get lost in the forest, the whistle is the best tool to help you signal. Regularly whistling the energy required is much less than the cry, and the high tone of the whistle spreads farther

Technical Details

Product Details

Package Dimensions
Width : 2.01 inch
Height : 1.18 inch
Length : 3.74 inch

Shipping Weight: 0 ounce (View shipping rates and policies)

ASIN : B071XXBCFK

Product Description

When you get lost in the forest, the whistle is the best tool to help you signal. Regularly whistling the energy required is much less than the cry, and the high tone of the whistle spreads farther