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Your cart is empty.The HM-200 is a portable handheld meter that monitors pH, Electrical Conductivity (EC), Total Dissolved Solids (TDS) and temperature. Features include 2 different conductivity conversion factors to convert EC to TDS using the 0.5 (NaCl) or 0.7 (442TM), as well as selectable modes for measurements in the S, mS and ppm scales. This instrument can be calibrated with various buffer solutions, and is equipped with automatic buffer recognition for user convenience. The meter is capable of data storage and recall for up to 20 measurements. pH and EC/TDS probes are included, along with pH calibration solutions and a durable protective rubber boot.
Ryan W
Reviewed in the United States on April 29, 2023
10/10. It's saved me lots of money, and the quality of this tool is amazing for its price. One of the best buys I've had this year for growing.
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