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 REPELLER. Newest 2019 Repeller PATENT PENDING DESIGN Combined with most advanced and best technologies MOST POWERFULL SONIC electric repeller in the market. non toxic, non killer, non poison HUMAN AND PET SAFE. Non Poison UP TO 1800 SQ FT COVERAGE. Works with 110/220 Voltage