Ultrasonic Bark-Stop Collar for Dogs (for Barking Control)
Water-proof - dogs can swim while having the collar on - Adjustable stretch - Activated only when your dog is barking does not get activated by other dogs - Stops barking by audible sound or ultrasonic noises (selectable) so dog is never actually hurt - Two levels of sound output selection - Powered by L1180 button batteries (included)