Features:

Ultrasonic and Audible mode selections.

Humane, safe and highly efficient electronic product for pet education.

Reduce barking within 3 to 6 days.

Triggers by bark sound(no affect with barking from other dog).

Water proof. Extra 2 batteries(total 4 batteries).

The Bark Stop Collar is an advanced behavior modification device designed to help train your dog to reduce barking.

Built to Last-No matter if you find your dog cooling off in a lake, swimming in the pool or simply taking a nice drink, the bark stop collar waterproof design is built to stand the toughest abuse.

With bark stop technology, your dog will not only reduce barking within 3 to 6 days(not immididately).