This document describes a coir moisture meter model ACM-CMM-2650 that measures both moisture levels from 0-50% and temperature from -10°C to 65°C. It uses an advanced microprocessor and crystal time base for high accuracy measurements. The meter has a backlit LCD display, self-calibration and hold functions, and measures moisture levels even in hard to reach areas of coir. It operates on 4 AA batteries and has a compact, durable design making it easy to use for applications like verifying drying times and construction practices.