Ultrasonic Pest Repeller - Plug in Electronic Control Defender - Reject Mice Rodent Insect - Get Rid of German Roach Mosquito Bed Bug Fly Cockroach Spider Squirrel Rat Ants Fleas Bats No Killer DUAL ULTRASONIC AND ELECTROMAGNETIC PEST DETERRENT REPELLENT DEVICE. PATENT PENDING DESIGN Combined with most advanced and best technologies. Repels most pests away MOST POWERFULL SONIC High Frequency electric repeller in the market HUMAN AND PET SAFE. Electronic, Non Poison, No Spray. Best For Home UP TO 1800 SQ FT COVERAGE. EverPest Works with 110/220 Voltage