The dog barking control 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. 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. 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. 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. 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.User-Friendly and Humanised Design: Equipped with a user-friendly interface, our dog barking control is easy to operate and adjust. The humanised design ensures that both you and your pet are comfortable while maintaining peace and quiet dog. 3-in-1 Bark Control Tool: Our stop barking dog device offers three different levels of frequency to suit your dog's sensitivity and barking habits. Choose from low, medium, or high frequency settings, providing customised control to effectively deter barking. 3 Mode Flash Light: 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. Versatile Outdoor Use: This waterproof mini dog barking deterrent device is designed to withstand the elements, making it perfect for outdoor use in your backyard, at the park, or while camping. Keep nuisance barking under control wherever you. Effective Ultrasonic Technology: Our anti-barking device utilizes ultrasonic sound waves to deter excessive barking, providing a safe and humane deterrent for both you and your furry companion.