Introducing our New Microcomputer Technology Ultrasonic Rat Repeller Mosquito Repeller! As a reputable factory, we offer a highly efficient and cost-effective solution to eradicate annoying rodents and mosquitoes. Our innovative product emits ultrasonic sound waves that are inaudible to humans, creating an inhospitable environment for these pests without harmful chemicals. Durable and easy to use, this device ensures a peaceful and hygienic living or working space. Trust our factory for superior quality and effective pest control!