1. Effortless Barking Solution: Automatically triggers frequency sound waves, emitting sounds inaudible to humans but detectable by dogs without causing harm. Safe and effective, it creates a peaceful atmosphere from excessive barking. 2. Enhanced Pet Training: Protect your pets and improve their training with this tech dog bark control device. Its dual ultrasonic power stations deter aggressive dogs in lowlight or nighttime environments, while the flashing light enhances effectiveness. Use it from up to 82 feet away. 3. Compact Barking Control: The device features a lightweight and portable design, allowing you to take it anywhere. With an impressive standby time of up to 60 days and userfriendly functions, it provides effortless control over your dog's barking during outdoor activities. 4. Behavior Correction Tool: As an additional measure for dog training, simply press to emit ultrasonic waves and bright LED light. Our device also doubles as an LED flashlight, guiding you on walks and addressing behavioral issues for a safe and happy furry friend.