Electronic Deer Repeller, Coverage Area 4,000 sq ft, Product Type Ultrasonic Deer Repellent, Targeted Animals Bats, Birds, Deer, Raccoons, Rodents, Squirrels, Mounting Type Wall Mount, Power Source Battery Power, Volume - Maximum 90 dB, Volume - Minimum 80 dB, Overall Height 6 3/4 in, Cord Length 30 ft, Overall Width 5 1/2 in, Housing Material Plastic, Overall Depth 3 1/2 in, Voltage 110 V AC, Adjustable Volume Yes, For Use On Balconies, Driveways, Greenhouses, Patios, Pools, Porches, Rooftops