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(Name): large camping survival whistle
(Color): Army Green
(Length): 9.8cm
(Diameter): 3cm

High quality ABS material, the sound loud and clear, foreign trade quality!!!

(Feature) this whistle multifunction: whistles, compasses, thermometers, magnifying glasses, mirrors, LED light lights and other functions.

(Feature): the whistles for Army Green, light and practical, cylindrical design, particularly suitable for outdoor use. Whistle whistle collection role not only in the wild, there are life-saving role! Together, multi-functional: whistles, compasses, thermometers, magnifying glasses, mirrors, LED light lights, small storage bin. Original hanging rope, hanging outdoor activities around the neck is very convenient! Is the camping adventure, travel and leisure products

Features:

1, catch high-pitched survival whistle

(Patented sound warehouse making whistles far and harsh)

2, refers to the North (South) needle

(Highly accurate, clear at a glance)

3, high precision thermometer

(Faster and more accurate the first time current temperature)

4, reflective survival signal mirror

(Use sunlight reflection to search and rescue personnel indicates your current location)

5, kindling a magnifying glass

(Case no fires in the wild, can use the magnifying glass focusing the Sun's principle, the sunlight is refracted to Bacillus subtilis, leaves on fire, rather than ' drilling wood to make fire ' OK ~ ~ hehe ~ ~)

6, Gao Baiguang LED flashlight

(In the wild under the premise of no light, emergency lighting systems, LED bulb life 10,000 hours)

7, sealed cartridge

(Before travel can be placed inside your own life: write your name, address, telephone number, blood type and so rescuers had to grasp your situation for the first time)

8, nylon lanyard

(More convenient to carry)

(Battery replacement)

To take things apart, the middle part look inside the mirror, is behind the LED lights, there is a screw, it is certainly a place for coin-cell battery.

Survival whistle using standard (repost) survival whistle doesn't have to be used in times of distress, front to back, for example, say hello to determine roughly how far, determine which direction the other sound sources around, and so on and so on ... ... But, this among exists a problem, is sometimes climbing Shi just rise blow Xia whistle, blow more has, everyone also are didn't think what has, heard others blow also didn't want to blow has, himself go himself of, then once who of feet twist has, or where need help has, or middle pulled have far of new donkey encountered junction not know how go has, blow whistle when no people response is very worried of things, because other people also thought didn't occurred what thing, himself busy with silently hard of pulled mill, no too more of time to talk has, Like the Wolf story. symbol explanation: short (within one second); Long (more than 3 seconds); Instruction within whistle interval 2-3 seconds, instruction between of interval 30 seconds above (like repeat sent instruction need interval 30 seconds above) communications (t): (a long sound) for team of voice communications contact, to determine mutual Zhijian of whistle azimuth, in received whistle instruction Hou issued Representative received instruction (with propaganda feed ~ ~ ~ ~ ~ similar) collection (u): (two short a long) to whistle of direction collection (with propaganda collection's ~ ~ ~ ~ similar) forward (v): (a short a long) Rest Shi issued representative team starting, March in the issued representative accelerated forward (with propaganda rushed Ah ~ ~ ~ ~ similar) Qian team waiting for (w): (a short two long) for team March distance had long Shi, requirements Qian team waiting for Hou team (with propaganda please, ~~~, ~ ~ ~ ~ similar) requirements support (s): (three short) Dang encountered difficult need sought help Shi issued, received signal who to communications sound (t) reply said will to support (with propaganda urgent! urgent! urgent! similar) for help (SOS): (Three short and three long and three short) which is the International SOS code, please remember