6-function multifunctional compass

Packed with utilities, it is the faithful companion of outdoor professionals, waterproof and always ready to guide, take photos, illuminate, orient—in short, super useful for every field task. Used by geologists, agronomists, engineers, etc. Don't miss out on getting yours with a thermometer and barometer. Multi-functional compass with a fire starter. Includes: 1) thermometer that measures ambient temperature; 2) hygrometer that measures relative ambient humidity; 3) LED light (replaceable battery; to change it, you must remove the lens and scales, unscrew three screws, and then replace the battery); 4) reflector - alert others or ask for help by reflecting sunlight to send a light signal; 5) bubble level; 6) compass - measured by magnetic azimuth (compass functions: acquiring data on horizontal and vertical levels); 7) whistle (push the whistle out from the third hole on the left side); 8) fire starter (flint) - an exclusive survival item, allowing you to make fire anywhere or in any weather - scrape the powder off and gather it on paper or dry leaves, then strike the fire starter to ignite; 9) magnifying glass to assist in reading maps; 10) ruler. Dimensions: Closed: 75mm x 40mm x 25mm - Open: 150mm x 40mm x 14mm. Accessories: strap to access the whistle, the fire starter, and the fire starter blade.