Ultrasonic Pest Repellent Electronic Control Plug In Pest Repeller for Insects
1/2/3/4/5/6/8/10 x Ultrasonic Pest Repeller. It is applicable to repel cockroach, mosquito, insect, pest, mice etc. - The repelling ultrasonic frequency is 22 - 65KHz and the effective range is 80 - 120sqm.