Keep your peace and quiet with our Dog Repeller, Anti Dog Barking Device! ?? This ultrasonic trainer helps curb unwanted barking and other disruptive behaviors in dogs. The device emits a high-frequency sound that only dogs can hear, effectively deterring excessive barking without causing any harm. Additionally, it features a built-in LED flashlight, making it useful for nighttime walks or outdoor activities. Compact and easy to carry, this dog repeller is perfect for pet owners looking to maintain a calm environment.