3 In 1 Survival Whistle With Compass And Thermometer For Camping, Hiking,. Introducing the Versatile 3-in-1 Whistle, an Essential Tool for Outdoor Enthusiasts and Professionals Alike. This Compact Device Combines a Powerful Whistle, Compass, and Thermometer, Making It Ideal for Various Activities and Emergency Situations. With a Loud Output of Up to 150db, It Ensures Your Signal Can Be Heard over Long Distances. The Built-in Compass Provides Reliable Directional Assistance, While the Thermometer Helps You Keep Track of Your Environment. It Comes with a Convenient 40cm Nylon Lanyard for Easy Portability. Perfect for Sports Events, Training Pets, and More. Features: - High-decibel Whistle: Reaches Up to 150db for Maximum Audibility. - Dual-purpose Compass: Assists with Navigation. - Integrated Thermometer: Monitors Environmental Temperature. - Nylon Lanyard: 40cm Length for Easy Carrying. - Versatile Use: Ideal for Sports, Emergencies, and Training. - Name: 3-in-1 Whistle (Compass, Thermometer) - Material: Plastic - Size: 63x30mm - Package Includes: 1 Whistle.