- Dual Frequency Design: This whistle features two sound chambers that deliver both high and low frequency sounds. With a powerful output reaching up to 120 decibels, it ensures your signal is loud and clear, making it effective over long distances. - Special Structure: Designed for durability, the mouth cap remains secure during use, preventing accidental detachment. Its coreless structure allows it to float on water while still producing a reliable sound. - Flexible and Portable: The whistle includes a lanyard, an adjustable buckle, and an anti-loss clip, making it easy to carry. Hang it around your neck for quick access or attach it to your belt or backpack without occupying extra space. - Superior Quality: Crafted from high-quality PP material, this whistle is both impact-resistant and water-resistant, ensuring it withstands various environmental conditions. Its compact and lightweight design makes it convenient for everyday use. Use Scenarios: 1. Ideal for outdoor adventures such as hiking, camping, or boating, where emergency signaling may be necessary. 2. Perfect for sports coaches or referees needing to communicate effectively in large open spaces. 3. Useful for personal safety during walks or runs, providing a means to alert others in case of an emergency. This whistle combines functionality with durability, making it an essential tool for safety and communication in various situations.