Is your dog noisy day and night? Does your dog always have bad habits? Are you worried about stray dogs outside approaching you and your pets? Our dog barking control devices are here to help! The effective range of dog barking control devices is 33Ft, which is harmless to dogs and safe to humans. The dog barking control device can also be an ultra-bright LED flashlight that can be used as a secondary resource to stop dog behavior. This dog barking control device can quickly train your dog outdoors or indoors, change your pet's bad habit of barking, and guide your dog's uncivil behavior. The dog barking control devices are suitable for indoor and outdoor use. This allows you to train your dog anytime, anywhere. Some anti barking devices use automatic pet corrector spray to correct the dog. But it's easy to spray the liquid into the dog's eyes, nose, and mouth. But using the ultrasound won't harm the dog, which keeps them safe and keeps your dog dry. 3 Modes for You to Choose: CHASE MODE - Prevent aggressive dogs from approaching you or your pet. TRAINING MODE - Train your dog to stop unwelcome/uncivilized behavior. LIGHT MODE - Can be used as a flashlight or SOS signal if necessary. Package: Manual *1 Wrist Strap *1 Anti Bark Device *1 Note: This dog barking control devices may not be effective for dogs with hearing problems. It cannot be used on dogs under 6 months. Different dog breeds may respond differently to ultrasound. For best results, use this dog barking control devices as a training aid along with other tools/commands. Be patient during this training process. Professional Tips - The dog deterrent device and anti barking 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. If it still doesn’t work after two weeks of training, or if you don’t like it and feel it’s not worth your money, we will refund your full payment without a doubt. If you encounter any problems during, please contact us, and we will try our best to serve you. Dog Bark Control & Pet Trainer - Our Anti Barking Control Devices provide dog bark control and stop actions like digging, fighting, chewing furniture, eating unsafe foods, and other unwanted behavior. For the Ultrasonic Dog Bark Deterrent with three Modes (Chaser, Train, and Light), please press the knob to the different modes to obtain the best results. LED Flashlight with Multi Settings - More than just a dog training tool and anti barking device, a super bright flashlight is included and can be used as a secondary way to stop an approaching dog. Holding down the button will not only emit an ultrasonic sound, but it will also quickly LED flash the bright LEDs and correct a dog's behavior. The bright flashlight can also be turned on and used to light your way home. Safe for Dogs & Humans - The most humane and used widely way to keep your dog or your neighbor's dog from barking. 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. However, some dogs may be afraid or dislike this sound and will not stop barking at first, so please allow up to 2 weeks for training. Powerful Dual Ultrasonic Speakers - The dog training and bark control device uses two speakers that reach up to 33 ft to deter unfriendly dogs. And portable design makes the stop barking dog device suitable for indoor or outdoor. You can use the ultrasonic dog bark deterrent to train your dog or carry it around to drive away. High-frequency flashlights combined with ultrasound increase deterrence, especially at night or in low-light environments. 9V carbon battery (included).