Double Tube Explosive Whistle Outdoor Distress Whistle Aircraft aluminum High-frequency Earthquake Rescue Whistle Survival

Good luck with your favorite purchasesProduct description:  Specification:Product Name:Flat Aluminum Alloy Double Frequency Survival WhistleMaterial: Aluminum AlloyColor: Silver/Golden/red/blueSize: 5.5cm * 1.5cm * 0.8cmWeight:11g  Notice:1.Please allow the size of a little error,because it is manual is measured, but will not affect the use, you happy shopping.2.Due to the differences between different monitors,or the shooting light and angle pictures may not reflect the actual color of the item,but the difference will not be great,thank you for your understanding.3.If you are satisfied with our products and s, please leave a positive feedback,I you a happy day!