An ultrasonic trainer that corrects uncivilized dog behavior by pressing the start button to emit ultrasonic waves. The ultrasonic waves emitted by the ultrasonic trainer stimulate and startle the dog, stopping barking and preventing further uncivilized behavior. Continuous use over a period of time will gradually improve the dog’s uncivilized behavior and develop a good habit of civilized travel. Product Selling Point: 1. Considering the problem that dogs can adapt to the ultrasonic frequency, the ultrasonic frequency conversion device has been added. 2 . The ultrasonic is powerful and the airflow caused by the sound wave is enough to extinguish the flame of the lighter 3. The function is simple, the product is stable and reliable, which helps to reduce bad reviews 4. Rechargeable, long standby time 5. Add infrared red dot functionality to tease cats
