Paw Anti-Bark Pet Trainer, 16 ft. is an effective training device designed to help you manage and correct your dog's barking and other unwanted behaviors. Utilizing a safe ultrasonic sound wave, this trainer works within a wide 16-foot range, making it i for use both indoors and outdoors. It also includes a built-in LED light for added convenience. Suitable for dogs of all sizes, the compact design measures just 1.5 inches in diameter and 5 inches in length, ensuring ease of use and portability. Model Number: