Sifflet de survie multifonction 7 en 1 pour l'extérieur, avec lumière LED, thermomètre, boussole

Product Name: Seven-in-One Whistle Color: Orange.Gray Button battery: CR1220 (2 pieces) Weight: 53 grams (including packaging) Product size: 109*45*26mm Single white box size: 12*6.2*3cm Packing: 200 Box size: 36*27*69cm Gross weight: 13kg LED light + compass + magnifying glass + reflector + thermometer + sealed compartment Function Introduction: 1. Standard High Decibel Survival Whistle 2. Compass needle pointing north (south) High accuracy, clear and visible at a glance 3. High Temperature Thermometer (To grasp the current temperature more quickly and accurately) 4. Survival Reflective Signal Mirror (Use the principle of sunlight reflection to indicate your current location to rescue personnel approaching) 5、Fire Magnifying Glass (In the absence of fire in the wild, you can use the principle of focusing a magnifying glass with sunlight to refract sunlight onto dry grass and leaves to create a fire. 6. High white light LED flashlight (Under the premise of no bright light in the wild, emergency lighting system, LED bulb lifespan 10,000 hours) 7. Storage Jar Before traveling, you can place your own rescue strip inside: write down your name, address, phone number, blood type, etc. so that rescue personnel can promptly assess your situation