Multi Function Ultrasonic Mosquito Repellent Pest Repeller

Just plug the electronic pest control ultrasonic repellent in power sockets. It will start to repel the pests when the blue light on. The Ultrasonic Pest Repellent is effective up to an area of 1600sq.ft. Since ultrasound can not penetrate through walls and solid objects. As for large storage areas, we suggest installing 2 or more devices.The ultrasonic sound is inaudible to humans and household pets,the pest repeller features no traps, no chemicals, no radiation, no odor. Low power consumption. 3.54" L x 2.36" W x 1.18" H