3in1 outdoor emergency whistle with compass, thermometer, outdoor whistle, convenient to carry suitable for camping and hiking

Product name: Multi functional survival whistle

Weight: 18g

Material: ABS Plastic

Size: 60mm long *28mm wide(approximately 40cmlong nylon rope)

Usage: Suitable for outdoor activities, gatherings, andcompetitions.Convenient storage, multifunctional sturdy and durable

Be careful: The product dimensions are manually measured, please allow for an