Rechargeable Sonic Dog Repellent LED Indoor/Outdoor Barking Silencer

Ultrasonic dog trainer is a professional device for dog training and barking control. 25KHz-40KHz safe frequency sound waves will not cause any harm to dogs. The ultrasonic waves emitted by the dog trainer can attract the dog's attention and prevent bad behaviors such as barking, digging, scratching, biting and climbing furniture. You can also turn up the sound volume to stop barking and drive away vicious dogs. The humanized barking alarm will completely liberate your dog from the cruel electric shock collar, effectively train your dog and drive away vicious dogs.