Bell + Howell Ultrasonic Pest Repeller Home Kit (Pack of 4), Ultrasonic Pest Repeller, Pest Repellent for Home, Bedroom, Office, Kitchen, Warehouse, Hotel

100% Safe and Easy To Use: The Bell & Howell Pest Repeller Aid is 100% safe for humans and pets. It contains no harmful chemicals and is odor free! You will no longer need exterminators, mouse traps or other messy tactics generally used to get rid of pests.
How It Works: The Bell & Howell Ultrasonic Pest Repeller features a mix of highly effective ultrasonic frequencies, undetectable by humans but extremely irritating to rodents and insects thus causing them to scramble to find a peaceful area and will be forced to leave your home.
Works on Roaches, Mice, Rats, Spiders, and Ants: The Bell & Howell Pest Repeller helps you eradicate all types of pest and rodents including mice, rats, spiders, ants, and roaches. This will make it uncomfortable for these pets to come near your home and make your home or office a more environmentally friendly place without causing anybody to feel uncomfortable.
Safe for Humans, Pets & Children: the soundwaves are inaudible to humans and only cause discomfort to the pests you are trying to repel.
Intelligent Variable Technology : the variable technology frequency emits waves in constantly changing wavelengths to ensure that pests do not get immune to the sounds.
Efficient, Silent and Oderless: unlike other methods of pest control, these pest repellers are silent, don’t use any chemicals or require upkeep
Pack of 4 – Each pest repeller covers a single room as the ultrasonic waves don’t travel between walls. For best efficiency, use one per room
Led Indicator – all include an LED light to let you know waves are working.
Plugs into a Standard Outlet: the pest repellers plug into a standard two prong US outlet – just set and forget!