The 1/2pcs 3-Frequency Whistle is a versatile survival tool for outdoor camping and emergency situations. Made from high-quality plastic, this whistle is durable and reliable. Its compact size of 7*2.7*0.7cm, with a chain length of 15cm, makes it easy to carry and use. Equipped with a hanging chain, this whistle can be fixed in a suitable position for convenient movement. It features multi-audio capabilities, allowing different blowing methods to produce different sounds, making it more recognizable in emergency situations. The whistle is portable and compact, with a fine polished finish for a comfortable grip without hurting your hands. It can be used in various scenarios, such as outdoor sports, rescue operations, or sending out distress signals. Whether you're hiking, camping, or in need of help, this whistle is a reliable companion. The package includes 1 whistle. Please note that due to color differences in displays, the actual product color may vary. Additionally, product sizes are measured manually and may have certain errors. Please refer to the actual object for accurate measurements. Key Features: Made from high-quality plastic Compact and portable design Equipped with a hanging chain Multi-audio capabilities for different sounds Fine polished finish for a comfortable grip Suitable for outdoor sports and rescue operations Can be used to send distress signals Package includes 1 whistle