3 Pack Bell + Howell Ultrasonic Pest Repellers With Dusk-To-Dawn Sensor Light

Ultrasonic sound waves help to eliminate Mice, Rats, Roaches, Spiders and Ants. Plug It In ... Drive Pests Out! Perfect for Use In: - Homes & Offices - Safe & Effective. Easy To Use. Just Plug It In! ... Drive Pests Out! Speaker Broadcasts various ultrasonic sound waves LED Indicator Lets you know when the unit is working Uses constantly changing ultrasonic signals which most rodents have a difficult time adapting to. No more using dangerous traps or chemicals which is safer for your family and pets. NOTE: Ultrasonic signals will lose intensity as it travels. It is also absorbed by soft objects such as carpeting and is reflected by hard surfaces, such as furniture. Ultrasonic signals cannot reach nesting or feeding places behind walls, under floors, or within cracks. Multiple units may be necessary for larger rooms. In some cases, over time, certain rodents may become accustom to ultrasonic signals. Some may return to their feeding or nesting areas even in the presence of an ultrasonic product. Warnings: This unit is safe for no-rodent pets such as dogs and cats. Do not use this product around any rodent pets such as hamsters, gerbils, mice and tarantulas.