Welcome to our store! This efficient dog bark deterrent device features one-key operation, emitting ultrasonic waves that make dogs and cats uncomfortable, especially when they approach. This encourages the animals to leave the area. The device can also be used as a training tool with its BEEP mode, helping to train your dog through positive reinforcement. Designed exclusively for animals, this dog bark control device emits strong ultrasonic waves that are inaudible to human ears, creating a discomforting environment for dogs and cats, encouraging them to stop unwanted behavior. Crafted from premium materials, this ultrasonic dog bark training device is made from high-temperature resistant ABS materials with flame retardant properties, ensuring safety, strength, and durability for long-lasting effectiveness. Compact and portable, this handheld dog bark stopper is lightweight and easy to carry, perfect for outdoor activities to prevent dog attacks and train them to behave well in public settings. Product Details: - Item Type: Dog Barking Deterrent Device - Material: ABS - Battery: 1 x Polymer Lithium Battery 450mAh (Included) - Ultrasonic Range: Approx. 5m/16.4ft (Featuring Stable Continuous Sound Waves, Undulating Sound Waves, and Irregular Sound Waves) - Gross Weight: Approx. 80g / 2.8oz Package Includes: - 1 x Dog Barking Deterrent Device - 1 x Instruction Manual - 1 x USB Cable 100% Satisfaction: Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactory after-sales service. Thank you for shopping with us!