Anti-Barking High-power Dog Repeller

The dog is our friend, but sometimes his barking bothers us. Unexpected barking often bothers the neighbors. How do we let our dogs become gentler?
This is the new humanely ultrasonic anti barking control device Stop Dog Barking Silencer Hanger, which triggers the ultrasonic wave circuit work through the barking, it will send five seconds of severe ultrasonic wave to stop the barking. The dog will develop the conditioned reflex after experiencing the repeated action many times, the dog knew that the extra sound had been caused by its barking. Then the dog hurt and did not bark for no reason. In general, this product will trigger the barking more than three times. With this product, you will free yourself from irritated barking and create a peaceful environment for yourself.

This anti-bark device will trigger after more than three barks, effectively filtering out some false triggers caused by environmental noise or the occasional barking dog.
Sound-controlled and wall-mounted design, easy to install.
Comes with a rotating wall bracket, which makes the device rotate 360 degrees freely.
Humans cannot hear the ultrasound, NO harm to human and dog, safe to use.