Water Quality Products – Conductivity (EC) Meter

PHT-027 7-in-1 Meter Tester ORP , PH, CF, EC, TDS (PPM) °F °C

ECS-23852 0.4 - 4.4EC EC/ppm/CF Nutra-wand / Hydroponic Meter Stick

EC-1385 3-in-1 Digital EC / CF / TDS Meter Combo Water Quality Tester IP65 Waterproof Conductivity with ATC Aquarium, Hydroponic, Laboratories, Environmental Monitoring Test Tool Kit

EC-1383 Pen Type EC / Hydroponics / Nutrient Meter (0~19.99ms/cm)

836-1 Digital Conductivity TDS Meter, ppm ppt uS mS °C/°F Pentype Water Quality Tester with ATC