Description: The pest repeller with upgrade ultrasonic to drive away kinds of vermin. Just plug it into the wall socket, there is 1 red LED night indicator light, then it starts to work. Widely applies in family, dining-room, hotel, hospital, office building, storage, farm and other indoor places, effective coverage up to 50 square meters. Features: [Ultrasonic] The pest repeller with upgrade ultrasonic to drive away kinds of vermin, and it is safe and inaudible to humans and household pets. [Easy to Use] Installing the devices 30-70 inch from the floor is recommended. The red LED light to illuminate, indicating the device is working. [Safe Eco-Friendly] Get rid of rats, flying and crawling insect infestation with humane treatment. You don’t have to kill mosquitoes with chemicals and clean up their remains after. [Wide Effective Coverage] The ultrasonic pest repeller is effective for an area up to 50 square meters, one room one unit is recommended. It’s widely used in homes,
