An ultrasonic trainer that corrects uncivilized behavior of dogs by pressing the launch button to emit ultrasonic waves. The ultrasonic waves emitted by the ultrasonic trainer will stimulate and surprise the dog, thereby interrupting the barking and preventing subsequent uncivilized behavior. Continuous use for a period of time will gradually improve the uncivilized behavior of the dog and develop a good habit of traveling in a civilized manner. Product selling point: 1. In view of the problem that dogs can adapt to the ultrasonic frequency, the ultrasonic frequency conversion gear has been added. 2. The ultrasonic is strong, and the airflow caused by the sound wave is enough to blow out the flame of the lighter 3. The function is single, the product is stable and reliable, which is conducive to reducing bad reviews 4. Rechargeable, long standby time 5. Add infrared red dot teasing cat function
