Bark Control Device, Rechargeable Anti Barking Device for Dogs Indoor Up to 50 Ft Range Dog Training & Behavior Aids, 9 Modes Bark Box Barking Control Devices Safe for Humans & Dog

【Small Body, Big Energy】: The dog barking device has a 3 gears range adjustment, with the 3rd gears reaching a range of 33 feet, which is suitable for both indoor and outdoor use within the effective range. Anti barking device has been tested to work best within 33 feet, and the smaller the range, the better the results. If your or your neighbour's dog is barking too excitedly, keep the anti-barking device nearby and you will have a quiet resting environment. 【Safe for Dogs and Humans】: The ultrasound will not cause any interference or harm to human, (NOTE: The bark control device has some noise, so you should put the bark control device away from humans) but dogs will be sensitive to these ultrasounds. The dog barking device has 3 frequency levels that can be adjusted, 3rd levels for the highest frequency: 33-36KHZ, please adjust the frequency to the appropriate level to get the best results. 【Upgraded Rechargeable Version】: The 2025 updated ultrasonic dog barking deterrent makes you handy when training your dog. The barking control device automatically emits high-pitched sounds that only dogs can hear. Once the dog stops barking, the ultrasonic bark control automatically stops emitting ultrasonic sounds. And include the USB Cable, it can be recharged anytime and anywhere to avoid the trouble of putting the battery. 【Durable Power & Waterproof】: The new anti barking device come with a well-designed mini shape. Equipped with a 1500mAh battery, the anti-bark device can continuously work for 30 days after fully charged. (The digital display shows ''C'' when charging and ''F" when fully charged.) Designed for easy hanging/mounting on a tree, wall or fence post to stop small dogs barking (within range), IPX4 waterproof design is suitable for use anywhere, providing you with a quiet environment. 【Warm Tips for Usage】: The dog barking deterrent device is not applicable to the following situations: aggressive dogs, noisy surroundings, hearing-impaired dogs, more dogs together, dogs under 6 months or over 8 years.