HM Digital COM-100 Waterproof EC/TDS & Temperature Meter wall mount shower filter The SE220’s double junction design

The SE220’s double junction design adds a second reference chamber that shields the Ag/AgCl reference from sample interference

refill the ORP meter cap with the ORP-STOR storage solution

Battery Level Indicator: Know when to replace before it affects your measurements

or conducting laboratory analysis

EC Range: 0 3999 uS/cm

HM Digital COM-100 Waterproof EC/TDS & Temperature Meter wall mount shower filter The SE220’s double junction designHM Digital COM 100: Waterproof Professional EC TDS Temperature Meter The COM 100 is a professional grade EC TDS Temperature meter engineered for precision water quality testing across demanding applications from hydroponics and aquaculture to laboratory analysis, water purification, pools, spas, and industrial water treatment. Key Features Measures Electrical Conductivity (EC), Total Dissolved Solids (TDS), Salinity, and Temperature 4 Measurement