Are you feeling powerless and angry that dog suddenly barking for no reason This Anti Barking Devices can automatically detect dog barking then emit safe and harmless ultrasonic sounds to stop dogs from barking. Choosing our stop dog barking tool to provide you with a quiet and comfortable rest and learning environment and a healthy and obedient dog. [ 3 Levels of Frequencies ] I Level: 15KHZ-30KHZ, suit for 2 more dogs, large naughty dogs, light noisy environment. II Level: 20KHZ, suit for middle docile dog, normal hearing dog, quiet environment. III Level: 30KHZ, suit for puppies and dogs sensitive to ultrasound [ Built-in Lithium Battery: 1800mAh ] 1. Charging : 5 hours 2. Working: 30-45 days 3. Standby: 3 moths [ Packing List] 1 Anti Dog Barking Device 1 User Manual 1 USB Cable [ Note ] 1. Not advised for Under 6 Months, Over 8 Years Old Dogs. 2. Not advised for use in the Particularly Noisy Environment. 3. Not advised for Abnormal Hearing, Fierce Wild, Grumpy or Aggressive Dogs. 4. Repeated training and appropriate rewards are necessary to achieve the desired result. [ Warranty ] We provide 1-year warranty and 30 days unconditional return policy. If you have any issues, please be free to contact us, we will offer FULL REFUND OR REPLACEMENT.

IPX4 Waterproof : The charging port of the barking control device is equipped with a cover, you can also control the dog well indoor outdoor on rainy days. The dog training device is effective for 6 months to 8 years of dogs between sizes (5-80 lbs). It's best to train your dog for 2 weeks. Rechargeable Endurance: Our anti bark device is equipped with a build-in powerful battery that supports charging via USB cable. 5 hours full charge can continuously work for 30-45 days. Note: the output current is no more than 2A. 100 Safe Harmless: Our Anti Dog Barking Device uses high-pitched ultrasonic sound technology, which won't cause any harm to humans or dogs. But it can grab dogs' attention easily and make dogs no more continuously and excessively dog barking. Range up to 33 FT: The automatic mode of the pet gentle anti dog barking device can detect the dog barks up to 33 feet range, then emit ultrasonic to stop your dog or neighbor's dog barking, which is completely free your hands. 3 Levels of Frequencies: Our anti-bark control deterrents devices has 3 different sensitivity levels, which is suitable for different dog and different occasion. 30kHZ for puppies and dogs sensitive to ultrasound. 20kHZ for just 1 dog, normal hearing dog, quiet environment. 15kHZ-30kHZ for 2 more dogs, aggressive dogs, noisy environment.