Why is Ahwhg's device most effective on dogs aged 6 mos to 8 yrs?

Dogs under six months of age do not have fully developed hearing, and dogs over eight years of age may not be as sensitive.But,it is effective as long as the dog with normal hearing.You can use it with confidence.

How does the Ahwhg's device work to stop bad behavior and annoying barking in dogs?

Ahwhg's device emits safe and effective ultrasonic waves to quickly attract the dog's attention. Additionally, we can issue some commands to use the device in conjunction, which can more effectively stop the dog's bad behavior and annoying barking.

Is Ahwhg's device safe for both dogs and their human companions

No need to fret.Ahwhg’s device are certified by safety tests and are harmless to humans, dogs or even aliens. We only make friendly products!

What are some signs that Ahwhg's device is working correctly? And how do we change mode?

The blue light is fixed frequency mode,and green light is variable frequency mode.Pressing the button will see the light stay on,indicating that the device is functioning properly.Clicking the button four times quickly will switch to another modes.

Why choose Ahwhg?

Ahwhg aims to balance humans and dogs, seeing them as companions not enemies. We work hard to provide high-quality products and professional after-sales service, feel free to let us know if any suggestions or doubts.