Rescue whistle made of 100% plastic.

Functions:

• Compass
• High-precision thermometer (-20-50)
• Survival reflective signal mirror (uses the principle of sunlight reflection for search and rescue)
• Fire magnifying glass (using the sun's principle to produce fire)
• White LED flashlight, powered by 2 CR 2016 batteries
• Waterproof compartment for personal items
• Whistle
• Nylon...