Anti-Barking Device Ultra-sonic Dog Barking Control with 3 Adjustable Gears Waterproof Dog Bark green

Anti-barking device has a built-in pickup that can detect the dog s barking within 50 feet and automatically emits waves that the dog can hear. Once the dog stops barking, the device automatically stops. Come with 3 adjustable levels (13-35kHz). Different dogs may be sensitive to ultrasounds in different frequency bands. The dog bark control device uses a USB charging method. This dog barking box has a small and lightweight appearance, making it easy to carry. You can install it on a tree, in a dog house, on a table, or anywhere else you find it convenient to use. Features: High Efficient: Automatic and effective training of your dog to stop excessive and noisy barking. Our dog anti-barking device has an effective and humane design that ma