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Features:

1， the standard military regulations to survive high-decibel whistle

(Within the sound warehouse patented design makes the whistle farther and more strident)

2， refers to the North (South) pin

(Highly accurate， clear at a glance)

3， high precision thermometer

(Faster and more accurately the first time to grasp the current temperature)

4， survival reflective signal mirror

(Use sunlight reflection principle forward to search for rescue personnel to explain their position is currently enjoying)

5， fire magnifying glass

(In the case of the field did not fire， you can use a magnifying glass to focus sunlight on the principle of the refraction of sunlight onto hay， leaves produce fire， than "fire by rubbing sticks" Well ~ ~ Oh ~ ~)

6， high white LED flashlight

(Lighting systems in the field did not light the premise for emergency use， LED lamp life of 10，000 hours)

7， sealed chamber

(You can put your own life-saving strip on the inside before traveling: to write their name， address， telephone， blood type and other rescue personnel to conduct master your first time)

8， nylon lanyard

(Carry more convenient)

[Battery replacement method]

Things apart and look inside the middle of the mirror part is behind the LED lights， there is a screw that is the place to change the button battery.

 

Survival whistle on the use of standardized [reprint]

Survival whistle not necessarily in distress， when available， for example， say hello to the front to the back， probably to determine how far across， the other sound source to determine which direction is probably so much more. . . . . However， there were a problem that is sometimes rise when climbing just blowing the whistle， blowing more， we also did not feel anything， did not want to hear someone blowing blew himself go its own， then who once foot twisted， or where you need help， or to pull away in the middle of the intersection encountered new donkey does not know how to go， no one responded to blow the whistle when things are very anxious， because other people thought what had happened， his own pull hard grind quietly busy， do not have much time to go to Dali， and like wolf story.

Symbol Description: ● short sound (within one second); ■■■ long tone (three seconds or more); within instruction whistle interval of 2 to 3 seconds， the interval between 30 seconds or more instructions (such as the need to send commands repeat at intervals of 30 seconds or more )

Communications (T): ■■■ (one long tone) sounds for team communication links between each other in order to determine the orientation of the whistle， and received instruction issued on behalf of the whistle after receiving instruction (with the propaganda fed ~~~ ~~ similar)

Set (U): ● ● ■■■ (one long and two short) in the direction of the whistle collections (collections with friends ~~~~ similar propaganda)

Forward (V): ● issued when ■■■ (one long， one short) rest on behalf of the team departure， issued on behalf of the road to accelerate progress (with propaganda Charge ~ ~ ~ ~ similar)

Former team waits (W): ● ■■■ ■■■ (two long， one short) for the team to travel long distances when required to wait before the team after the team (with propaganda， etc. Please wait ~ ~ ~ ~ ~ ~ ~ similar)

Require support (S): ● ● ● (three short) when encountering difficulties to seek help is issued， a signal is received by a communications tone (T) said it will go to support response (with similar propaganda anxious anxious!!!)