zorvixal Pack of 4 Super Loud Emergency Whistles, 70 mm Safety Whistle with Lanyard, Loud Safety Whistle, Loud Pea-less Whistles, Survival Whistle

Details

• Durable and waterproof material: emergency whistle is made of food grade ABS environmental protection plastic, non-toxic and shockproof, double tube structure for high and low frequency sound. No moving parts design ensures that the whistle will still sound normal when exposed to water, and it can float on the water surface, avoiding the problems of traditional whistles fail when exposed to water.
• Package contents: each set contains 4 red professional whistles and a matching lanyard, sufficient quantity and suitable size, easy to carry. Improved airflow channel design to reduce blow resistance, compared to traditional whistles to save 30% energy, elderly people and children can use easily, durable and durable without deformation.
• Ultra-loud sound effect: super loud safety whistle with lanyard adopts double chamber design, can be up to 4000 Hz high-frequency sound waves, volume up to 120 db, clear and penetrating sound, can still be heard clearly from thousands of metres away, suitable for outdoor rescue, referees and other scenarios that are long-distance goods.
• Portable and visible at night: the safety whistle is equipped with a 40 cm long, adjustable, reflective lanyard with belt clip, which can be hung around the neck or attached to a backpack/jacket. The reflective strip design improves visibility in low light conditions, the shape of the keyring is easy to use and the ultra-light weight of 5 g is no burden on the wearer.
• Multiple scenario application: loud safety whistle is suitable for hiking/boating/camping/water sports and other outdoor scenarios, and also meets the needs of referee law enforcement, pet training, emergency survival, traffic command and other areas, it is a small helper in life.