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PH-203 Digital 2-in-1 pH ORP mV CO2 Controller Meter 0.00~14.00PH Range

Regular Price $0.00

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PH-251 New pH Meter + Adaptor + Replaceable Electrode

Regular Price $0.00

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PH-301 DIGITAL PH CONTROLLER + BNC ELECTRODE 220V or 110V CO2

Regular Price $54.90

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PH-303 2-in-1 Digital pH & ORP Controller + Electrodes Industrial Type

Regular Price $0.00

PH-803 DIGITAL PH ORP (2 in 1) CONTROLLER + ELECTRODES + CO2 & O3 Relay 110V/220V

Regular Price $84.90

PH868-1 Waterproof pH meter w/ Temperature + Auto Calibration

Regular Price $20.90

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PH869-2 Pen type 12cm Probe pH Temperature Digital Meter 14.00 pH Pool Aquarium Water Quality Tester

Regular Price $27.90

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PHC-244 2 in 1 Digital pH & ORP Redox Controller with Separate Relays Replaceable Electrode with Calibration Solution

Regular Price $84.90

PHC-342 Digital PH / ORP Controller with Monitoring and Dosing in Water Digital pH Meter Redox Temp Tester App Remote Online Monitor for Swimming Pool Aquaculture Fishpond

Regular Price $54.90

PHC-402 Dual Relay Digital pH Controller with Temperature Compensation UP and DOWN Adjustable Dosing for Aquarium, Hydroponics System and Indoor Plant Grow

Regular Price $171.90

PHM-203 Chlorine Tester, PH & Free Chlorine Cl2 Level Meter Tester Test Monitor Swimming Pool Spa Water monitor Quality Analysis

Regular Price $18.20

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PHM-205 3 in 1 pH / EC / Temperature Waterproof Meter Monitor Water Quality Tester Pen Type Acidometer Drink Water Quality Analyzer Multi-Parameter

Regular Price $25.20

PHM-224 PH ORP Temperature 3-in-1 Combo Meter Tester Pen Type with Automatic Temperature Compensation

Regular Price $40.90

PHM-224_PH 3-in-1 ORP Redox PH Temperature Combo Meter Tester w/ EXTRA Electrode

Regular Price $41.70

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PHM-229 Digital Aquarium pH Monitor Meter Tester with Replaceable Electrode Continuous Monitoring Fish Tank Pond

Regular Price $0.00

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PHM-230 Digital Online pH & Temperature Meter, Water Quality Monitoring Pool Aquarium Tester

Regular Price $0.00

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PHM-234 3-in-1 pH, EC & TDS Conductivity Monitor with ATC Water Quality Meter Tester

Regular Price $0.00

PHM-237 Economical pH Pocket Meter Tester Size with Clip, High Accuracy Removable Probe Electrode

Regular Price $15.90

PHM-239 PH Meter 360° Flexible Display Angle, 0.00~14.00pH Portable Water Quality Tester

Regular Price $19.90

PHM-245 PH & Temperature 2-in-1 Continuous Monitor Meter w/ Backlight Replaceable Electrode

Regular Price $20.60