This military-grade 3-in-1 survival whistle is an essential piece of outdoor gear that combines multiple functions in one compact tool. The durable olive green whistle produces a sharp, loud sound that can be heard at considerable distances, making it perfect for emergency situations. Built into the design is a reliable compass to help with navigation and a temperature gauge that lets you monitor environmental conditions. The included lanyard keeps this vital tool securely attached and easily accessible. Whether you're hiking remote trails, camping in the wilderness, or preparing an emergency kit, this multi-functional device serves as three critical tools in one. The rugged construction stands up to outdoor use, while its lightweight design won't weigh down your pack. Perfect for outdoor enthusiasts, hikers, campers, scouts, and anyone who values preparedness in the wilderness. Keep it handy on your next outdoor adventure or add it to your survival gear collection.