Outdoor 3 in 1 Multifunctional Whistle

This multifunctional whistle includes a whistle, a waterproof thermometer, and a waterproof compass. It features a green body with a durable plastic construction and a nylon neck lanyard, easy to carry. One side has a compass, and the other side has a Celsius thermometer, making it perfect for camping, hiking, hunting, fishing, boating, outdoor activities, travel, and emergency survival kits.