TomuTech Ultrasonic Pest Repeller, Mouse Repellent Plug In Indoor Drive Away Mice, Rats, Spiders, Rodents, Powerful Rodent Deterrent for Homes and Offices Pest-Free Home: This ultrasonic repeller utilizes high-frequency sound waves to gently guide mice, rats, spiders and more to find shelter elsewhere without harming them. Effective Protection: Covering an area of up to 1600 square metres, its advanced circuitry produces frequencies proven to be irritating to pests while remaining inaudible to humans and pets. Simple Setup: Just plug into any standard wall outlet and the repeller will begin working automatically without any need for bait, poison or mess. Lasting...