This Yard Gard Electronic Animal Repeller uses powerful frequencies of 5,000 - 25,000 Hz to create an annoying environment that animals can't stand to be around. Plus, you can adjust frequencies to customize settings for deer, rodents, raccoons, skunks, armadillos, opossums, dogs/cats and insects. Approximate coverage of 4000 sq ft in oval pattern. 80 ft in front, 50 ft wide.

• Automatically Activates: Built-in motion sensor automatically activates the unit when pests are around
• Sturdy Construction: Heavy-duty, weather-resistant polyethylene construction withstands the toughest outdoor or indoor environments
• Versatile Power Source: Operates on (4) C batteries (not included) or 120V AC adapter (included)
• Easy Installation: Keyhole slots in back for easy mounting
• Dimensions: 6.75"L x 5.25"W x 3.5"H