Mier DA-051 Magnetic Probe Vehicle Sensor

Mier DA051 Mier Driveway Alarm Magnetic Probe This is a replacement probe for the Mier DA500 driveway alarm system. Purchase this probe if you need to replace a damaged probe & wire, when you're moving, or if you need a longer length and don't want to splice wires which can lead to issues. * This is the probe only - it does not include the control box   DA051 Magnetic Probe Specifications Operating Probe resistance: 900-1100 ohms DA051 Magnetic Probe Includes 1 x Mier DA051 Driveway Alarm Probe (select wire length on checkout)