The ultrasonic pest repeller is a non-toxic, safe, easy, silent and effective way to repel all rodents and insects. Equipped with a sound wave technology that is a higher frequency than humans can hear, but fatal for insects and rodents. In doing so driving away bugs, ants, moths, spiders, rats, mice, mosquitoes and cockroaches.
Ultrasonic frequency: 20~55KHZ
Power source: AC90~220(V)
Effective coverage area: 100 -150 square meters