Ultrasonic Pest Repeller, Pest Control Electrical Rodent Repellent, Non-Toxic Pest Repellent Plug in Indoor Outdoor Use for Bug Spider Ant Mice Roach Other Insect(4 Packs) 2019 Ultrasonic Pest Technology -- This Ultrasonic Pest Repeller drives pests out of your home for Mice, rats, spiders, roaches, mosquitoes, ants, bed bugs, and other kinds of pests, which makes them even mice extremely uncomfortable. Keep Environmental-Friendly and Safe -- The bug repeller causes no harm to human or pets. Electrical Bug Repellent drives pests out without killing them, has no chemicals, non-toxic, no radiation. Definitely an eco-friendly pest repeller. Wide Coverage Area -- The Insect & Rodent Repeller is effective with an unbelievable coverage area of 1200 sq. ft. It can be widely used in offices, warehouses, gardens, restaurants, hotels, etc. Easy To Use -- Just plug the insect repellent in the electrical outlet then the red light will on. This ultrasonic repeller can effectively eliminate and drive away pests immediately without any mess. Guarantee Assurance -- If you are not satisfied with our pest repeller in any reason, feel free to contact us, well gladly make a replacement or refund within 60 days for you as soon as possible.