Introduction to Ultrasonic Pest Repellers Ultrasonic pest repellers are electronic devices designed to emit high-frequency sound waves, imperceptible to human ears, to deter pests from occupying specific areas. These devices are utilized in a variety of settings, including residential households and commercial spaces, aiming to provide a non-toxic and environmentally friendly method of pest control. The primary purpose of ultrasonic pest repellers is to disrupt the auditory and...