Anti Barking Device: 2-in-1 ultrasonic Dog Trainer is a professional device for Dog Training and Dog Bark Control. The ultrasonic emitted by the bark control device can attract the attention of dogs and help prevent dogs from barking, digging, scratching, biting, climbing on furniture and other unwelcome behaviors. 
Powerful and Easy To Use: dog barking control devices not only trains your dog, it also stops other dogs from approaching you while walking, jogging or biking. Just press the button and point the device at the dog while the dog is barking or approaching you, and the dog will stop their bad behavior. Quadruple tap to switch between the two frequency modes.
Longer Control Distance & Portable Size : The control range of bark deterrent is 16.4ft. The small dog barking deterrent along with a wrist strap is convenient for you to carry anywhere and easy to use Outdoor & Indoor.