Multifunction 4 in 1 Whistle Magnifying glass Compass Thermometer

AOTU Multifunction 4 in 1 Survival Tool Whistle Compass Magnifying Glass Thermometer Compass: Position abstract direction instantly
Magnifying Glass: Help magnify more details of the objects
Thermometer: This thermometer can give you temperature readings
Whistle: Can help you when you are in danger or in an emergency
Wide application: Perfect for hiking, camping, traveling, etc
Portable Size: Super compact key ring design, convenient to carry
Specification:
Size: 8.1*1.7*1.8cm (length*width*height)
Material: High strength, anti-fall and high temperature resistant technical ABS plastic
Weight: 19g
Function: compass, thermometer, magnifying glass, whistle
Usage: mountain climbing, hiking, crossing and other outdoor sports and tourism
The package includes:
1 x Multi-function whistle
Other not included