Gradi Ultrasonic Pest Repeller 6 Pack New - Repellent for Insect, Mosquito, Mouse, Spider, Ant, Rat, Roach, Bug - Indoor Electronic & Electromagnetic Control - Protect Your Home NEW ULTRASONIC ELECTROMAGNETIC FREQUENCIES  To drive bugs and pests out of walls and away from living-areas each pest repeller plug-in uses electromagnetic and ultrasonic sound waves. Once you plug in Ultrasonic Pest Repeller from pests will scramble to get out of your home! EASY TO USE! Just plug the Ultrasonic Pest Repeller into sockets all around your home and they will protect it 24/7! LARGE COVERAGE AREA- Our Ultrasonic Pest Repeller is effective for up to 1200 square feet. 6 units can effectively cover every corner of most homes. SAFE & ECO-FRIENDLY REPELLENT- Safe for children and most pets. Utrasonic electromagnetic waves are inaudible to humans and repel mice, rats, roaches, bugs, mosquitoes, ants, fleas etc MONEY BACK GUARANTEE - If you're not completely satisfied, return the Ultrasonic Pest Repeller for a full refund! Place Your Order Now WITH CONFIDENCE! Enjoy a pest-free life!