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The Mighty Mule FM138 driveway vehicle sensor delivers reliable automatic gate exit detection with easy DIY installation. Designed as a direct burial sensor, this magnetic field vehicle detector uses a 50‑foot cable to sense metal in motion and open your gate seamlessly as you leave.
- You’ll enjoy straightforward DIY gate sensor installation 3–50 feet from your gate—no electrician required.
- Direct burial design with 50‑foot cable trenches up to 12 inches deep for flexible placement.
- 12‑foot magnetic field detection senses cars, trucks, ATVs, and motorcycles as they cross the field.
- Works with both single and dual gate systems to automate every exit.
- Connects directly to your gate opener control box for instant metal‑in‑motion sensing.
- Backed by a 12‑month Mighty Mule warranty and lifetime technical support.
- Pairs easily with other Mighty Mule accessories for enhanced security and convenience.
