The First Remote Control 6-in-1 Pest RepellerStill the most popular ultrasonic electronic pest deterrent with coverage up to 5,000 square feet. Get rid of pests fast. Adjust Your Own Inaudible High-Pressure Ultrasonic Sound Wave (inaudible), Sonic Harassment and Predator Sounds (audible) and Intensive. NOTE: Sonic Volume can be turned down through the volume dial if it bothers you. Sound Frequency:15 kHz -18 kHz.Easy to UseIncludes the option to set Day, Night or 24-Hour protection for your garden, lawn, cabin, shed, attic, farm, barn, warehouse, patio or wherever safe and effective pest control is needed. Please read the instructions before installing, the ultrasonic sound emits in a forward direction from the device with a range of about 170 degrees horizontal and 60 degrees vertical.Extended Coverage and WaterproofThe most powerful PIR infrared motion sensor available. Use the sonic repeller setting or adjust it so it is completely quiet and inaudible to humans.Unique seal and design let you set it anywhere. The Yard Sentinel comes with the longest extension cord on the market or use batteries (not included). For cabin and camp owner Other power accessories are available.Intelligent Power SystemThe device can be used in remote areas without traditional power outlets by connected to a 12V D or C Sealed Lead-Acid battery using a special extension cord with alligator clip and D or C power plug cigarette lighter power outlet. (AC adapter Not Include).HumaneAdjustable frequency dial allows you to get rid of cats, dogs, mice, squirrels, rats, skunks, raccoons, birds, deer, mosquitoes and more. Or set it to repel all of them at the same time. Provides humane and chemical-free pest control. Please be noted that our Remote Control works on all the Yard Sentinel model except the Yard Sentinel RV or Yacht.