Ultrasonic Pest Repeller - Electronic & Ultrasound, Indoor Plug-in Repellent - Get rid of - Rodents, Mice, Rats, Squirrels, Bats, Insects, Bed Bugs, Ants, Fleas, Mosquitos, Fly, Spiders, Roaches!

Absolutely phenomenal pieces of work! I am so pleased with my purchase and started using them right away. I can already feel some differences in my home and know that they will only continue to improve it! I also appreciate all the TLC that was put into them; thank you.