• SOS Emergency Whistle Aluminum Whistle Keychain Camping Hiking Accessory Tools Emergency Whistle Keychain is a must-have safety equipment designed to give you the best chance of survival in a disaster or threatening situation High Decibel Stainless Steel Alloy Whistle Keychain Features: The whistle is connected to a keychain that allows you to carry it easily It can be used for all weather conditions such as rain, wet weather Sports events, SOS emergency, outdoor activities, pet training, etc. The emergency whistle has fine workmanship and has a comfortable to use, smooth and thin surface Maximum sound intensity 150 decibels Material: aluminum alloy, stainless steel Weight: 10 gr Package included: 1 x open rescue whistle