The Big Cheese Advanced Pest Repeller Plug in pest control for home use Combines swept ultrasound and electromagnetic action to drive out rodent pests Inaudible to humans, cats and dogs and safe for use around children EMC pulses through wiring to reach nest sites within walls, ceilings and floor cavities Test button and halo-red LED indicator With 2 year warranty Due to geographical locations we are unable to deliver to: Isle of Wight, Isle of Man and Ireland.