Ultrasonic Pest Repeller - 3 Pack Uses Alternating Frequencies To Eliminate and Repel Pests: Mouse, Mosquito, Ant, Bugs, Stinkbugs, Fruit Flies, and More.  Eco and Environmentally Safe THE NEWEST AND LEADING BRAND IN ECO-FRIENDLY PEST CONTROL! TARGETS A VARIETY OF PESTS IN YOUR HOME! - Pest Ninja uses alternating ultrasonic frequencies to drive out mice, rats, roaches, ants/ticks, spiders, mosquitoes, and more! SILENT AND CHEMICAL FREE! - Plug Pest Ninja in and enjoy a noise free solution to your pest problems. You can stop using spray repellent. CRUELTY FREE - Pest Ninja is an alternative to kill mouse traps and messy glue traps. SAFE FOR YOUR FAMILY AND PETS - Will not affect children or non-rodent pets. SATISFACTION GUARANTEED  We are so confident that you will achieve satisfactory results within the first month that we offer Amazon's A-Z Guarantee. Shop with worry-free confidence in our company.