CHUXIA Emergency Whistle Stainless Steel High Decibel Outdoor Life Saving Whistle Very Loud Survival Whistle EDC Whistle

Outdoors Emergency Whistle, Stainless Steel Whistle  Whistles are not just for emergency situation, it can be used for camping,fishing,hiking,traveling,basketball game and so on.  In emergency or sports referee,you can get the same db ,you can save 30% energy than normal whistle. Specifications: Material: Stainless steel Color:   Gray  Sound Volume: 150 db Size: about 2.3" x0.71" Weight:  about 0.8ounces    Features :  The whistle is made of Stainless Steel to ensure durability and longevity.  Max voice is 150db. high-frequency whistle, loud sound can be heard for far distance.  It’s very light, only 0.8 ounces, compact size, easy to carry.  Waterproof, you can use it in any dust or rainy day.  You can hang it in backpack, practical and portable.