LZYMSZ 36 PCS Extra Loud Aluminum Whistle with Key Chain, 3 Sizes Emergency Situations Survival Whistle Key Ring for Sports Running Training Camping Hiking Outdoor Multiple Colors
- ... corrode. Aluminum whistle is waterproof, rust-proof and can be used for a long time. Our whistle has multiple sizes, there are large (6.3 x 1.16cm/2.4 x 0.45inch), small (4.7 x 0.9cm/1.85 x 0.35inch), detachable(7.3 x 1.1cm/2.87 x 0.43inch)..
- [Small Volume but Loud Sound] Emergency situations whistle is small and handy, but it can make a loud and clear sound, about 120 decibels. The loud sound can be heard within 150 meters, which is very useful in various emergency situations, so that others can quickly confirm your position and rescue..
- [Application] As emergency whistle or training whistle, it provides sound protection for the personal safety of users. Aluminum whistle is not only suitable for emergency situations in camping, hiking and boating, but also for referees, coaches, lifeguards, dog training, school sports etc..
- [Combine with Keychain Ring Design] Our loud whistle with key chain can be hung on the backpack as a pendant when you are outdoors, this portable design allows you to carry around easily. Detachable aluminum whistle can be separated in the middle, with a waterproof compartment inside. You can hide some....