Specifications:

• Anti barking device applies the updated ultrasonic technology, with 3 modes of adjustment to stop small medium, and large dogs from barking. Mode combines ultrasonic and bark alarm functions perfect for training small dogs to stop barking.
• Anti barking device with 33Ft effective range just one device can cover your rooms and stop multiple dogs barking. IPX4 waterproof features make it suitable for outdoor dogs' barking deterrents, especially for stopping neighbor's dog barking. Install it in a place where dogs are always barking, the effect will be more obvious.
• This dog barking deterrent device with an IPX4 waterproof function can be installed on fences, trees, and other outdoor places to stop a neighbor's dog from barking. Setting the dog barking control device where the dog is always barking, decreasing the bark effect will be more obvious.
• Aanti barking device for dogs has built-in a high-capacity rechargeable battery which requires 5 hours for a full charge, the dog barking deterrent device can stand for 30 days. Changing the modes once time a week has a good effect on stopping dogs barking.
• No electric shock, No smelly gas, ultrasonic only heard by dogs, safe for humans and pets. Just turn on the anti-barking device for dogs, and set it on the 1.65-1.97Ft table or walls, it will stop dogs barking automatically.

Ultrasonic Dog Bark Deterrent Devices, Rechargeable Dog Barking Control Devices, Dog Barking Silencer with 3 Modes,for Indoor & Outdoor Use