Magnve Ultrasonic Pest Repeller, Electronic Bug Repellent indoor Plug In –Mosquito Repellent, Pest Control For Insects, Mice, Roaches, Spiders, Ants, Fleas, Bedbugs, Rodent (4 Packs)
Easy to Use, just plug in, received with one not working, still waiting to see a noticeable result from the 3 that does work, will update review in 1 month