AL-100   DOMESTIC  $29   INTERNATIONAL  $31 LEVELING PLATE All of our solar radiation sensors (except our Micro Quantum Sensor) can be secured into our leveling plate by means of a threaded insert in the bottom of the sensor. Three bolts are provided to assist in leveling the plate on an uneven surface.	AC-100   DOMESTIC  $49   INTERNATIONAL  $54 COMMUNICATION CABLE    AC-100 is the communication cable for the MQ-series of meters and is required to download data to PC.