It is very suitable for outdoor communication in survival situations. You can hang it on the key chain or hang out. Waterproof and can be used in dry conditions. Lifetime warranty, providing a thick emergency whistle for your life-saving kit.
Material: aluminum alloy
Color: Gold , Silver
Size: 5.2*1.8*0.8cm
Volume: 105db
Weight: 25g
Material: aluminum alloy
Color: Gold , Silver
Size: 5.2*1.8*0.8cm
Volume: 105db
Weight: 25g