About this item Easy to Use: Just plug the electronic pest control in power sockets and it will start when the blue light is on. Effective Coverage Area: It can cover an area of 800 ~ 1200 square meters. The ultrasonic waves cannot travel through walls. Please use at least 1 device for each room and should not be blocked by curtains. Economic & Safe: Less power consumption and quiet, Odorless, and no radiation. No noise in the room will not affect you and your pets. Wide Application: The mosquito repellent is suitable in home, kitchen, workshop, offices, garages, warehouse, attics, hotels, basements, supermarkets, hospitals, granaries etc. The ultrasonic pest repell-er working with low frequency ultrasound waves, no noise in the room can influence you and your pets，Epa approved pest control device : Est.98589-CHN-1

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Ultrasonic Pest Repell-er