Ultrasonic rodent repeller. Repels mice! High-frequency sound repels rodents. Will not harm humans or non-rodent pets. Convenient, no messy cleanup. Single room coverage. Family room; living room; kitchen; garage; bathroom; attic; shed; basement; laundry room; boats; stables; kennels; farm buildings. Poison free. Quickly and safely repel mice from your home with Victor brand Sonic PestChaser: Powerful swept frequency technology covers 32 to 62 kHz; Ideal for environments where the use of poisons is inadvisable or prohibited; Provides years of useful operation. Uses less than one cent worth of electricity per day; Does not interfere with operation of radio, television or other electronic equipment; Perfect for homes, offices, summer homes, boats, restaurants, hospitals, farm buildings, kennels, stables, etc. Meets FCC regulations. Made in China.