Features Effortless Operation: Easily blow the whistle with the press of a button, eliminating the need for oral blowing and ensuring a clean, safe experience Superior Sound Clarity: Enjoy 3 adjustable tones and volume levels producing a powerful 120-150dB sound, perfect for commanding attention during training or events Versatile Usage: Ideal for all sports events, pet training, outdoor camping, and emergencies, making it a reliable tool for various situations Durable & Safe Design: Crafted from premium ABS material that is odor-free and built to last, ensuring a sturdy and safe training whistle for all users Convenient Portability: Lightweight and compact, this whistle includes a lanyard for easy carrying, making it perfect for both indoor and outdoor activities Features: 1、Clean for Using: The electronic whistle can be used by pring the button, no more oral and makes the whistle blowing clean and safe. 2、Clear Whistling: Comes with 3 tones and 3 volume levels adjustable, the sports whistle can give out a strong and consistent sound of 120？150dB. 3、Wide Application: Widely applicable to all sports events, pet training, outdoor camping and hiking and other emergencies, useful and reliable. 4、The ABS Material: Adopting premium ABS material that is odorl and safe, the training whistle with a sturdy structure is very for use. 5、Simple Carrying: Light in weight and compact in size as well, the whistle also has a lanyard, very convenient to carry for indoor and outdoor. Specification: Item Type: Electronic Whistle Material: ABS Battery: 1 x 6F22 battery, shipped without battery. Package List: 1 x Electronic Whistle 1 x Lanyard 1 x User Manual Package List 1 x Electronic Whistle 1 x Lanyard 1 x User Manual