- 3-in-1 Functionality: This ultrasonic dog bark deterrent combines a dog whistle/clicker, bark collar, and training device into one. Effectively curb unwanted behaviors such as barking, digging, chewing, and fighting without the stress of contact-based collars. It also calms neighboring dogs from a distance. - Advanced Ultrasonic Technology: Featuring upgraded 3X Emitters with three ultrasonic modes, this device targets specific dog behaviors. Suitable for dogs and other animals aged 6 months to 8 years, the innovative variable frequency enhances its effectiveness. - Long-Distance Control: With a control range of up to 50 feet, you can deter barking without needing to approach your dog. Perfect for various situations like walking, running, hiking, or biking, this device helps ensure the safety of both you and your pet while driving away aggressive dogs. - Lightweight and Portable Design: Measuring just 4.9 inches, this compact device is easy to carry and comes with a wrist strap for added convenience. Its one-click child lock feature prevents accidental activation, and a digital display allows you to easily monitor the mode and battery level. - Practical Applications: Use it during daily walks to minimize distractions from barking or on trips to keep your pet calm in new environments. It's also effective in training sessions, promoting positive behavior without discomfort. This ultrasonic dog bark deterrent is 100% safe, user-friendly, and an essential tool for dog owners looking for effective training solutions.