This anti barking device uses ultrasonic technology and is suitable for all breeds and sizes of dogs. The barking control will automatically produce a high pitch that only dogs can hear. Automatically sense the sound of the dog, and once the dog stops barking, the ultrasonic barking controller will automatically stop emitting ultrasonic waves;
Anti barking device with 3 adjustable sensitivity levels (effective range from 4.5,9 to 15.24 meters) - high, medium, low, 15kHz to 30kHz (high), suitable for large and mischievous dogs, 20kHz (medium level) for mild dogs, and 30kHz (low level) for small dogs;
USB rechargeable battery, can be used for 30 days after 5 hours of charging (it is recommended to fully charge before use for better results);
IPX4 waterproof and rainproof, suitable for both indoor and outdoor use. It can be hung on trees, walls, or fence posts, and can work normally even in windy and rainy days. The packaging includes 2 installation screws and brackets.
