​7-in-1 Survival Whistle with LED, Thermometer & Compass

LED light + compass + magnifying glass + reflector + thermometer + sealed chamber
Function introduction:

1.Standard high-decibel survival whistle

2.Compass (High accuracy, clear at a glance)

3.High-temperature thermometer
(Faster and more accurate grasp of the current temperature)

4.Survival Reflective Signal Mirror
(Use the principle of sunlight reflection to indicate your current location to the search and rescue personnel coming to look for you

5.Fire-starting Magnifying Glass
(In the wild, when there is no fire-starting material, you can use the principle of a magnifying glass focusing sunlight to refract sunlight onto dry grass or leaves to create a fire-starting spark.)

6.High White Light LED Flashlight
(Emergency lighting system for use when there is no light in the wild, LED bulb life: 10,000 hours)

7.Storage Container
(You can put your life-saving strip inside before traveling: write down your name, address, phone number, blood type, etc., so that rescuers can grasp your situation in a timely manner.)