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#7 in Driveway Alarms
Optex BIRD-W Beam Sensor Kit
Optex
$130.00 – $170.00
Professional infrared beam-break sensor that creates an invisible detection line across driveways up to 33 feet wide. Battery-powered with a 5-year lithium battery and a wireless transmitter compatible with most alarm systems.
8.1
Good
Consensus
Don't buy this if…
- Heavy snowfall or tall grass growing into the beam path will cause false triggers; keep the beam line clear.
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