?? ULTRASONIC ANTI BARKING DEVICE The ultrasonic dog barking control devices is an effective deterrent and training device for dogs.It can stop some undesirable behaviors of dogs,such as fighting,digging,biting furniture and other bad behaviors.Ultrasonic frequencies have an effect on dogs and can help you correct their behavior. ?? SAFE AND EFFECTIVE The ultrasound of the anti barking device will not cause interference or harm to humans, because humans can not hear these frequency bands,but dogs will be sensitive to these ultrasounds.The dog barking control devices has an ultrasonic range of up to 82 feet,giving you the security of deterring unfriendly dogs within a certain range. ?? THREE MODES WITH ULTRA BRIGHT The anti barking device has three modes with flashlight lights.Deterrence mode:Emit higher intensity ultrasonic sound, high frequency flashlight combined with ultrasonic to enhance deterrence,especially in the night or low light environment.Training mode:Low intensity ultrasonic sound is produced. to assist in daily training of the dog. Flashlight: Built-in bright LED light, perfect for nighttime walks or dog walking. ?? HANDHELD AND PORTABLE Our dog anti barking device is hand-held with a wrist strap on the tail, which makes it very easy to carry. It can be used anywhere to train your dog,whether at home or outdoors,in a park.The anti barking device can also stop other dogs from approaching you while you are jogging or riding your bike. ?? SUITABLE FOR MOST DOGS The anti barking device work on dogs from six months to eight years of age,but some dogs may be afraid or dislike the sound and won't stop barking at first, so allow up to 2 weeks of training. Anti barking device are not suitable for noisy environments and hearing impaired dogs.???SUITABLE FOR MOST DOGS?The anti barking device work on dogs from six months to eight years of age,but some dogs may be afraid or dislike the sound and won't stop barking at first, so allow up to 2 weeks of training. Anti barking device are not suitable for noisy environments and hearing impaired dogs. ???HANDHELD AND PORTABLE?Our dog anti barking device is hand-held with a wrist strap on the tail, which makes it very easy to carry. It can be used anywhere to train your dog,whether at home or outdoors,in a park.The anti barking device can also stop other dogs from approaching you while you are jogging or riding your bike. ???THREE MODES WITH ULTRA BRIGHT?The anti barking device has three modes with flashlight lights.Deterrence mode:Emit higher intensity ultrasonic sound, high frequency flashlight combined with ultrasonic to enhance deterrence,especially in the night or low light environment.Training mode:Low intensity ultrasonic sound is produced. to assist in daily training of the dog. Flashlight: Built-in bright LED light, perfect for nighttime walks or dog walking. ???SAFE AND EFFECTIVE?The ultrasound of the anti barking device will not cause interference or harm to humans, because humans can not hear these frequency bands,but dogs will be sensitive to these ultrasounds.The dog barking control devices has an ultrasonic range of up to 82 feet,giving you the security of deterring unfriendly dogs within a certain range. ???ULTRASONIC ANTI BARKING DEVICE?The ultrasonic dog barking control devices is an effective deterrent and training device for dogs.It can stop some undesirable behaviors of dogs,such as fighting,digging,biting furniture and other bad behaviors.Ultrasonic frequencies have an effect on dogs and can help you correct their behavior.