THE ORIGINAL 6-in-1 PEST REPELLENT: The first and still the most popular ultrasonic electronic pest deterrent on the market with coverage up to 5,000 square feetGet rid of pests fastInaudible High-Pressure Ultrasonic Sound Wave, audible Sonic Harassment and Predator Sounds (Adjustable - Turn OFF Sonic Harassment by the dial will not affect the ultrasonic signal which emits at a fixed rate)Sound frequency:15 kHz -18 kHzUSE ANYWHERE: Day, Night or 24-Hour (3 Modes) protection for your garden, lawn, cabin, shed, attic, farm, barn, warehouse, patio or wherever safe and effective pest control is neededAdjustable frequency dial allows you to get rid of cats, dogs, mice, squirrels, rats, skunks, raccoons, birds, deer, mosquitoes and moreOr set it to repel all of them at the same timeProvides humane and chemical-free pest controlEXTENDED COVERAGE: The most powerful PIR infrared motion sensor availableUse the sonic repeller setting or adjust it so it is completely quiet and inaudible to humansDevice Installation: The ultrasonic sound emits in a forward direction from the device with a range of about 170 degrees horizontal and 60 degrees verticalWEATHERPROOF: Unique seal and design lets you set it anywhereThe Yard Sentinel comes with the longest extension cord on the market or use batteries (not included)For cabin and camp owners: Other power accessories are availableOperating temperature: 14 to 122WARRANTY: pays attention to the product experience of all customers, the product is a one-year warranty, to ensure that your satisfactionIf there are any questions, please first Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.