Professional Ultrasonic Pest Repeller &ndash; Powerful Electronic Control Against Rodents Roaches Ants Spiders Mosquitoes and Crawling Insects - The Best Indoor Electromagnetic Repellent Protection for Rats Mice Killer One Piece One Piece ELIMINATES ALL TYPES OF RODENTS & INSECTS  Our device can be easily used as a Rat Repeller , Mice Repeller , Ant Repeller , Roach Repeller , Spider Repeller all in one. Protect your home from unwanted pests without using dangerous chemicals, sprays or traps that can harm you, your family, and your pets. Buy 2 or more units and SAVE 20% OR MORE and get also FREE shipping. See special set offers! EASY TO USE - Just select the working frequency and plug it in. No maintenance necessary. ULTRASONIC TECHNOLOGY -. Scientifically The Ultrasonic Pest Repeller emits powerful, penetrating waves between 20 KHz - 95 KHz which prevents insects and pests from entering your home and passing through your home's walls. Rodents and insects will no longer try entering your home. Rats, Mice, Ants, Roaches, Spiders, Bugs and insects will no longer be comfortable living in your homes and will soon disappear. 100% CHEMICAL FREE & PET-FRIENDLY - One Healthcare USA Ultrasonic Pest Repeller unit will easily cover an area of 300 Sq. Ft without any kind of chemicals. It is a good quality product which includes also a useful LED night light. Additional Electromagnetic Pest Repeller units may be required in larger areas. MONEY BACK GUARANTEE - Your complete satisfaction is our top priority. If it doesn't work for you, we'll refund your purchase. No question asked ! Risk free for 30 days. DONT WAIT! TAKE ACTION! Try it now!