【Ultrasonic Technology】: Pest repeller with the latest automatic frequency conversion technology, with three bands of ultrasonic+sawtooth+bionic wave continuously changing at different frequencies. may stimulate and disturb the hearing and nervous system of mice. Make pests such as mice, flies, mites, bed bugs, etc. feel uncomfortable, forcing them to leave your premises 【Wide Coverage】: The latest ultrasonic pest repeller, 3 in 1 introduction method, which does not require manipulation and is easier to use. It can drive out all pests within 100 square meters. And the sound waves cover 360 degrees, so mice and other pests have no place to hide 【Simple and quiet】Place the ultrasonic mosquito 80-120cm above the floor, connect the ultrasonic mosquito net to the power outlet and it starts working when the light turns on. Tip: Please ensure that the ultrasonic mosquito is not impeded by furniture, electrical appliances or walls. (Depending on the extent of the infection, results can