$249.99
$299.99
- 17%

The Mighty Mule FM140 driveway vehicle sensor delivers hands-free exit convenience by automatically detecting vehicles as they leave your property. With robust magnetic field detection and a 100‑foot direct‑burial cable, this easy DIY installation integrates seamlessly with single or dual gate systems for reliable performance.

  • Direct‑burial probe wires straight to your gate opener control box for clean, durable performance.
  • Easy DIY installation places the sensor 3–50 ft from your gate—no electrician required.
  • 100‑foot cable trenches up to 12″ deep, giving you flexible placement along your driveway.
  • 12‑foot magnetic field detection senses cars, trucks, ATVs, and motorcycles as they pass.
  • Automatic gate opening on exit delivers hands‑free convenience every time.
  • Compatible with single‑ and dual‑gate systems for versatile backyard and farm use.
  • Backed by a 12‑month Mighty Mule warranty and lifetime technical support for peace of mind.

Installation Manual

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Customer Reviews

100' Vehicle Sensor Exit Wand (FM140)

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