Pest Repellent, TSWA Ultrasonic Pest Control Bugs Repeller Plug In, Home Nontoxic Rodents Reject Solution, Work for Mice Cockroaches Fleas Mosquitoes Flies Spiders polyester Imported Advanced ultrasonic and electromagnetic technology get ride of rodents and insects in your house. Ultrasonic disturb their hearing and nervous system to make them unpleasant and uncomfortable, which drives them away from your home. Insects and rodents from outdoor wont enter your house, too. Safe, eco-friendly and economical pest control solution: Protects your home from pests without using dangerous chemicals. Safe for your family members and lovely pets. Drive away pests rather than killing them, leave no mess behind for you to clean. With little power consumption, it is an economical and effective pest control solution compared to expensive pest control service. Easy to use, just plug in a socket 10-30 inches above the floor and it will do the job. It is a great choice to buy for parents as a gift to offer them a pests free living environment. Expel Mosquitoes, Mice, Spiders, Ants, Flies, Roaches, Bugs, Fleas, Rats. One unit covers area of 1200 Square Feet. Since ultrasonic can not penetrate walls, one unit per room is recommended. Additional unit is needed in larger space, such as, basement, garage and warehouse. 60 days money back and 100% satisfaction guarantee: Apparent improvement appears within 4 weeks depending on the severity of the pests infestation. If you do not satisfied with the result, contact us to get 60 days money back service.