Ultrasonic Pest Repellent

Wide coverage: Its ultrasonic wave can cover an area of 80 square meters. Since ultrasonic waves cannot penetrate walls and solid objects, it is recommended to put one in every room. Less power consumption: keep you away from cleaning up dead pests, odor and corpses of pest, no batteries, saving a lot of money. Quiet and effective: Ultrasonic pest repellers work with low frequency ultrasonic waves, which are difficult for humans to hear. But it is very effective for rodents and pests. 3.54" L x 2.2" W x 1.96" H