Testeur pH metre HM Digital Waterproof pH80

HM Digital HMDPH200 Waterproof PH & Temperature Meter

Eco HM Digital pH Tester - Dilution Solutions

HM Digital PH-80 pH /Temp HydroTester with One-touch automatic digital calibration and Datahold 30%off - AliExpress

HM Digital PH-80 PH Meter Waterproof PH-80 Tester Hydro Tester For Laboratory at Rs 1950/piece in Delhi

PH80 + TDS-4TM + pH 7 + C342 ppm COMBO - HM Digital Meter/Solution

HM Digital Ph-80 Handheld Hydro Tester Ph and Temperature Tester : Industrial & Scientific

Digital ORP pH TDS Meter Temperature Tester Waterproof With Automatic Calibration Portable Tester HM COM-80/100/200/300/360 - AliExpress

HM Bundle! HM pH Pen, HM PPM/EC Pen, 7.0+4.0 Calibration + Storage Solutions - PA Hydroponics

Sana Store HM Digital pH-80

Four scales: EC: µS, mS; TDS: ppm, 0.5 (NaCl) & 0.7 (442™). Excellent for nutrient testing. PH-80: pH HydroTester Series. Includes a translucent cap,

HM Digital COM-80 + PH-80 Meter COMBO PH TDS EC PPM Pocket Tester