7 in 1 Muti-function Survival Whistle

Description

1.High-decibel whistle survival 2.compass(positioning, reference orientation) 3.thermometer 4.survival mirror (Use sunlight reflection for rescue) 5.magnifying glass (use a magnifying glass to focus sunlight to start a fire 6.LED small flashlight(supplying emergency lighting) 7.sealed compartment (small items can be placed inside the barrel. dry matches, extra battery, medications, etc.) 8. nylon lanyard (secure it to your body or pack)