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'Name' wild survival whistle

'Size' Diameter 8 mm X Length 45 mm (without key ring)
'Material' aluminum alloy, double anodized, easy to fade
'Color' White Red Blue Purple Green (color randomly sent)

When you travel abroad, you can confirm the position, to avoid lost, looking for companions, and so help. Can be hung on the keychain as an ornament, elegant personality, whistle, and so on. Blowing sound sharp and loud.

(Features)

Can be hung on the backpack, or hanging on the key ring, stylish and practical!

And a companion in the field to contact each other, in case of danger, accident need help, a small whistle can help a lot of busy.

Can be used as outdoor survival, training purposes.

Aluminum outdoor survival whistle

★ high-quality aluminum alloy material, sound loud and clear, absolutely good quality ★

On the use of survival specifications)

Survival of the whistle does not have to be used in distress, for example, say hello to the front of the back, to determine how far apart, and determine the direction of the other sound source in what direction, etc. ... ... However, There is a problem, that is, sometimes climbing when the rise of the whistle blowing, blowing more, we did not feel anything, and heard others do not want to blow blowing, and go their own, then once who's foot twist, Or where the need to help, or pull the middle of the new donkey encounter junction do not know how to go, the whistle when no one is very anxious to respond to things because other people thought that nothing happened, their busy quietly hard Of the pull mill, not too much time to Dali, like a wolf to the story.

Symbol Description:

Short sound (within one second); ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■

Communication (T): ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■

Collection (U): ●● ■ ■ ■ ■ (two short and one long) to the direction of the whistle set

Forward (V): ● ■ ■ (Tao Taohuai ぃ? Break issued on behalf of the team starting on behalf of the road forward to accelerate forward (with shouting red ~ ~ ~ ~ similar)

Front team waiting (W): ●■ ■ ■ ■ ■ ■ ■ (a short two long) for the team to travel long distances, requiring the former team to wait after the team (with the shouting, please wait ~~~~ ~ ~ ~ ~ similar)

Request Support (S): ●● ● (three short) when the need to seek help in the face of difficulties, the signal received by the communication tone (T) reply that will go to support (with urgent urgent urgent urgent urgent similar!)

Help

(SOS): ●● ● ■ ■ ■ ■ ■ ■ ■ ● (three short three long three short) This is the international common SOS code, please remember