Review on 🐶 Nest 9 Ultrasonic Dog Barking Deterrent and Trainer - Rechargeable Anti Barking Device with 16.4 Ft Control Range by Gina Robinson

And should be used with care...ears. All you need is a quick push of a button. It's a learning tool, not just a method to stop your dog from barking when the postman arrives. You speak the command at the same time you press the button to teach your dog a voice command, eventually eliminating the need for a device. Cons: Should not be used in dogs older than 8 years or younger than 6 months. One of my dogs is 9 years old, so I wanted her. And it doesn't say why it shouldn't be used in adult dogs. They also have to be less than 16 feet from the dog, which I wanted because my dogs run to the fence and bark, which is a lot more than 16 feet. Of course, it must be pointed directly at the dog. Loading instructions are not so clear. And the instructions are missing words... one section should say "DO NOT NOT" and "Please immerse the device in water or other liquid" which you obviously know to be " Should say no, but still. The paw print is an LED display. Below the LED display is an on/off button. The LED indicator will be RED when charging and off when fully charged. It flashes RED when it needs to be charged. variable frequency; LED GREEN. default frequency; LED lights up BLUE. I don't bother changing the frequency. It works, I just hope my dog connects the words "don't bark" quickly. I've only used it once and she knows that thing must be dangerous in my hand.