Mighty Mule FM231 Wireless Driveway Alarm — 400 ft Range, 0.02 oz Decibel Rating, Range Display Technology | Household Sensor

Mighty Mule FM231 wireless driveway alarm designed to alert you to people or vehicles entering or leaving your property. Ideal for monitoring traffic on acreage, at industrial sites, golf courses and other large outdoor areas. The system supports installation up to 400 feet from the transmitter and uses a 12-foot magnetic field to trigger the sensor. Features Range Display Technology and a 0.02 oz Decibel Rating for clear detection. Package contents: sensor, transmitter module, 3-piece mounting post, receiver, and a detailed installation manual. Product dimensions (L x W x H): 13.3 x 5.6 x 2.9 inches; Weight: 2 pounds.