Mighty Mule Wireless Driveway Alarm
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- Instantly alerts you when someone pulls into or out of your driveway
- The outdoor electromagnetic sensor only detects vehicles; no false alarms due to animals, children, etc.
- Easy-to-install Electromagnetic Sensor Wand is buried next to your driveway, and detects mass metal moving within a 3-12 ft. radius of the wand.
- 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
- Ideal for home and business
- Requires 2 AA batteries (not included)
- Low battery indicator on both the Indoor receiver and transmitter