Ultrasonic Mosquito Repellent Mouse Repellent Insect Repellent Mosquito Killer Lamp Home Electronic Mosquito Killer Creative Electronic Products Animals such as mice and bats communicate via ultrasound. The auditory system of mice is very developed and very sensitive to ultrasound. When the eyes are not open, they can rely on ultrasound and echoes to return to the nest. Adult mice can send out ultrasonic calls for help in a crisis. They can also send out ultrasonic waves to express pleasure during mating. It can be said that ultrasound is the language of mice. The mouse auditory system is 200Hz-90000Hz. If the auditory system of the mouse can be effectively interfered and stimulated with powerful high-power ultrasonic pulses, it will make it intolerable, will feel panic and anxiety, show loss of appetite and run away. , and even convulsions and other symptoms, so as to achieve the purpose of driving rodents out of their range of activities. Product Name Ultrasonic Insect Repellent