VisualScare_Ultrasonic Pest Repellers

Effective: With an improved coverage range up to 5, 500 Square Feet, Infrared Motion Sensor (Adjustable), Night Time Scanner Technology you can repel pest & animal.  Customizable: Using either four C batteries or the included AC adapter and 33-foot extension cord; Weather Resistant: Maintenance FREE; Use for Yard, Garden, Balcony, Rooftops, Garage, Basement, Campsites.  Worry Free: 1-year warranty & 30-day return policy.