Automatic Anti Barking Device for DogsOur dog barking silencer is designed to prevent excessive barking. The dog barking deterrent device does not require constant monitoring, it will automatically detect the dog"s barking and work. Once the dog stops barking, the barking dog deterrent will automatically stop. The bark box can effectively train your dog to stop excessive barking, allowing you to enjoy a peaceful life, and also create a peaceful atmosphere for you and your neighbors.Rechargeable & Easy to UseThe sonic bark deterrent is easy to install and versatile. You can easily install it on a dog house, fence, garden fence, table or tree, etc. The anti-barking device has a built-in 1200 mAh rechargeable battery, which can be charged for 5 hours and can be used for 30 days. It is simple to operate and easy to use, and you can say goodbye to the trouble of constantly buying and replacing batteries.Safe & Effective Dog Bark Deterrent DevicesOur ultrasonic anti barking device for dogs uses advanced ultrasonic technology to stop excessive barking without harming your beloved pet. The ultrasonic sound it emits is specially customized for dogs, which cannot be heard by humans, but dogs will feel annoyed and stop barking. The humanized design ensures that dogs learn to control excessive barking without causing any harm.3 Adjustable Modes & 33 FYThe dog barking silencer has three adjustable modes, you can choose the mode that suits your dog according to the specific situation of the dog. Mode 1 (15khz): more suitable for large dogs or active dogs, Mode 2 (20khz): suitable for docile dogs, Mode 3 (30khz): suitable for small dogs. The anti-barking device can cover a range of 33 feet, with a wide coverage area, ensuring that it can effectively solve the barking behavior in various environments.Durable & Waterproof Bark BoxThe dog bark deterrent devices has an IPX4 waterproof shell, which is durable and can withstand all kinds of bad weather. So you don"t have to worry about the weather when using the anti-barking device, whether it is sunny, rainy, windy or snowy, it can stand the test. The dog barking silencer is light and easy to carry, and can be used safely indoor and outdoor.