10 In 1 Multifunctions Compass With Led Light Whistle Magnifying Glass Thermometer Hygrometer

Specification:
Category: 10 in 1 compass
Material: Hard Plastic
Size: 75 x 40 x 25mm
Weight: About 70g

Functions:
1. Thermometer: Measure the temperature 
2. Hygrometer: Measure environment relative humidity
3. Led light: Illumination(Battery can be replaced, just need to turn 3 screws)
4. Reflector: Outdoor SOS, reflect sunlight for optical signal
5. Horizon mirror: Level degree measurement
6. Compass: Magnetic azimuth measurement
7. Flintstone: Outdoor survival, make fire
8. Whistle: Outdoor for help, make a sound signal
9. Magnifying glass: Looking for coordinate on the map
10. Ruler: Measuring distance

Package Included:
1 x Compass