There's nothing worse than having your house infested with rats and all kinds of other pests when the cost of expert pest controllers aren’t affordable. Worry no more, we have come to the rescue!The Dual Sonic Pest Repeller uses ultrasonic sound waves to repel insects and rodents like rats, mice, cockroaches, mosquitoes, fleas, flies, crickets, moths, ants and other common pests that may invade your home. The ultrasonic waves attack the auditory and nervous system of pests, causing them to relocate elsewhere. The repeller does not affect humans or pets and it does not interfere with electronic equipments. Forget about chemicals or traps, the dual sonic repeller offers full protection in every season.