People cant reach a few meters in the mountains, in the buildings, in the crowds, etc. The whistle will transmit sound to a range of people cant reach it.
The material of the whistle is durable metal, so there is no need to worry about deformation or breakage at a little impact. It is very reliable.
Thirds: Whistle length is approx. 1.9 inches (47 mm), outer diameter is approx. 0.4 inches (10 mm), weight approx. 0.7 oz (1
BRASS: The whistle keychain body is made of brass. Sturdy construction. It can be used as a regular backpack or backpack or attached to a belt loop.
LOUD VOLUME: Even a small breath will make a loud and clear whistle so it can be used by anyone, regardless of age.
It can be used not only during disasters, but also for crime prevention. A must-have item for mountain climbing, trekking, excursions, and winter sports.
Versatile: Outdoors, referees, SOS, crime prevention, disaster prevention, pest prevention, excursions, mountain climbing, camping, trekking, fishing, hiking, traveling, training dogs.
★Please allow for slight differences in the measurements of amateurs.
★Due to monitor environment and production relationships, the color and pattern may vary slightly from the picture.
★ This product is an imported product, so there may be slight scuffs, scratches, stains or sweetness of workmanship when processed.
★Please be aware that it will be simple packaging during shipping.