Best pH Testers
From leading brands and best sellers available on the web.
VIVOSUN
26%OFF
VIVOSUN Digital pH and TDS Meter Kits, 0.01pH High Accuracy Pen Type pH Meter ± 2% Readout Accuracy 3-in-1 TDS EC Temperature Meter for Hydroponics, Pool and Aquarium, Yellow Blue, UL Certified
Hofun
Pool Salt Tester & PH Meter, Hofun Digital Salinity Meter and PH Tester for Aquarium and Pool Saltwater Water, 5 in 1 Salinity PH Temp EC and TDS Meter, Aquarium Swimming Pool Hot Tub, High Accuracy
Extech
Extech PH110 Waterproof ExStik pH Meter
Oakton
9%OFF
Oakton AO-35614-30 pH 150 Waterproof Portable Meter with SJ All-in-One Electrode
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Up to 9% off
Oakton
Oakton AO-35613-22 pH 6+ Handheld Meter with pH Probe
Bluelab
Bluelab Combo Meter for pH, Temperature & Conductivity in Water - Easy Calibration, Digital EC/TDS/PPM Tester for Hydroponics & Indoor Plants (METCOM)
Bluelab
24%OFF
Bluelab Guardian Monitor Wi-Fi for Real-time pH, Temperature, and Conductivity (TDS) Measurements in Water with Calibration, 3 in 1 Digital Nutrient Meter for Hydroponic Systems and Indoor Plant Grow
Milwaukee
Milwaukee Instruments MW102 PH and Temperature Meter
Bluelab
Bluelab PENSTP pH and Conductivity Starter Pack - Precision Nutrient Solution Management Kit with Temperature Measurement, Waterproof Pens, and Probe Care Kit
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