Viriber Stainless Steel Double Tubes Whistle High Decibel Outdoor Life-Saving Emergency Whistle Sliver

Viriber 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: Gun/Silver ? Sound Volume: 150 db ? Size:Double Tubes about 2.3" x0.75" ,Three Tubes about 2.3" x 1.06" ? Weight: Double Tubes about 0.8ounces ,Three Tubes about 1.0 ounces , ? 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. ? This Emergency Whistle be a life-saver.