【Faster Behavior Correction】This device is designed to correct bad habits such as barking, chewing and running. This dog barking prevention device uses advanced technology to effectively block the barking reflex loop and promote faster behavior change in dogs, making your dog quieter and more well-behaved in just a few minutes a day.【Two Light Modes】The device comes with two light settings - solid and fast flashing - to safely attract your dog's attention without causing fear or discomfort. These flexible light modes can enhance training effectiveness, especially in distracting environments, ensuring that your dog barking prevention device is both practical and user-friendly.【Three Customizable Training Modes】Customize your dog's training with three different modes specifically targeting various behaviors such as excessive barking, digging, biting or jumping. This customizable approach makes it an important barking prevention device for dogs, ensuring effective, gentle and personalized training to meet your dog's unique needs.【Dog Barking Prevention Device】The device is equipped with an 800 mAh battery, which can be quickly charged in 40 minutes, and has strong performance. Whether using the dog whistle mode, strobe mode, flashlight mode, or 25 kHz training mode, this anti-barking device is an effective way to change your dog's behavior while maintaining a close relationship between you and your dog. 【Built-in LED】This device has a built-in LED flashlight to simplify nighttime walks and increase safety. This convenient feature makes it easy for you and your dog to navigate when you are out at night.【Other】Anti-barking device, anti-barking device, anti-barking device for dogs, anti-barking device for dogs, anti-barking device to stop dogs from barking, stop dog barking device, dog barking deterrent device, dog training device to stop barking, anti-barking device, dog barking deterrent device, dog whistle to stop neighbor's dog from barking, dog training training device, dog barking silencerSpecification: Material: plasticNote:There might be 2-3cm errors of dimension data due to manual measurement.There might be slightly color difference due to different light and monitor effect.Package includes:1*dogs training device