4 In 1 Outdoor Survival Whistle Compass ,Magnifying Thermometer & Keychain

It can use as a whistle, a magnifier, a compass or a thermometer.
– As a compass, it can give you the right direction.
– As a magnifier, you can use it to see small things.
– As a whistle, you can use it to let rescue people know your position.
– It can also used as a thermometer, it can measure temperature at – 30 to 50 Centigrade or – 20 to 120 Fahrenheit.
– With a key chain, it is more convenient to bring with.
– It is waterproof and shockproof.
– It is suitable for camping.
Material: ABS plastic
Color: Military green
Dial Display: Display
Carrying Mode: Hanging Ring Type
Use: Level
Temperature Measure Range: – 30 ~ 50 Centigrade / – 20 ~ 120 Fahrenheit
Outdoor Activity: Camping

What’s in the box
1 x Whistle with Lanyard