MIGHTY MULE FM231 Driveway Vehicle Alert System, Black [SKU: ORG6345888]

When a vehicle passes by the sensor, an outdoor transmitter communicates wirelessly to an internal base station up to 400 ft, away and sounds a pleasant chime, Instantly alerts you when someone pulls into or out of your driveway, Easy-to-install electromagnetic sensor wand is buried next to your driveway, and detects mass metal moving within a 3 to 12 ft radius of the wand, Low battery indicator on both the Indoor receiver and transmitter, For monitoring parked boats, RVs, motorcycles. [QTY/UOM: 1EA / 1EA]