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Product (link)
Price
Professional Soil PH Meter 4 In1 LCD Temperature Humidity Sunlight Intensity PH Moisture Meter Garden Soil Tester for Plant Care $3.23
4 in 1 PH Soil Tester Portable Moisture Meter Humidity Thermometer Photometer Water Meter Garden Plants Hydroponics Analyze $4.22
3 in 1 Soil PH Tester 4 in 1 PH Light Moisture Acidity Tester Soil Tester Moisture Meter Plant Soil Tester Kit for Flowers $4.50
4-in-1 pH/H2/TEMP/ORP Tester Digital Hydrogen Ion Concentration Meter Water Quality Monitor for Aquarium Swimming Pool $6.16
4 in 1 TDS Meter Digital PH Meter 0-9990PPM Backlit LCD Display Water Quality Tester Pen TDS&EC Water Purity PPM Aquarium Filter $9.74
4 in 1 Digital Water Tester PH TDS EC Temperature Meter High Accuracy Backlit LCD for Aquarium Pool Hydroponics $11.83
Digital PH Meter 4 in 1 PH TDS EC Temperature Meter Water Quality Tester Pen With Backlight for Pools Drinking Water Aquariums $11.95
pH-2 Pro Water Quality Pen Digital pH Meter 0.01 Accuracy Tester Pen -2.00~16.00 Measuring Range Aquarium Lab Measurement $12.08
4-In-1 Soil Moisture Meter Soil PH Meter Soil Water Meter Soil Tester For Moisture For Garden/Farm/Plants-X59A $13.14
4 in 1 PH Meter PH/TDS/EC/Temperature Meter Digital Water Quality Monitor Tester for Pools Drinking Water Aquariums $13.26
4 in 1 PH Meter PH/TDS/EC/Temperature Meter Digital Water Quality Monitor Tester for Pools Drinking Water Aquariums $13.37
4 in 1 PH Meter PH/TDS/EC/Temperature Meter Digital Water Quality Monitor Tester for Pools Drinking Water Aquariums $13.37
Yieryi Digital PH-911 Meter Backlight High Precision Water Quality Tester ATC For Aquarium Drinking $13.84
Professional 4 IN 1 TDS PH EC Temp Meter PH Tester Water Quality Testing Temperature Monitor Pen Acid Base Measurement Tools $13.99
4 in 1 PH/TDS/EC Professional Meter Temperature Digital Water Quality Monitor Tester for Swimmin Pool Drinking Water Aquariums $14.14
3/4/5/7 in 1 Digital Water Quality Monitor Tester PH Meter TDS EC ORP Salinity S.G Temperature Meter With Backlight for Aquarium $14.71
4 in 1 PH Temperature TDS EC PH Meter Digital Waterproof Water Quality PH Tester Water Purity Testing Pen For Pools Aquaculture $15.11
4 in 1 PH Meter PH/TDS/EC/Temperature Meter Digital Water Quality Monitor Tester for Pools Drinking Water Aquariums $15.19
4/3/2 in 1 Optional PH ORP H2 Temperature Hydrogen-rich Meter Portable Pen Water Quality Purity Tester for Aquarium Hydroponic $15.47
4/5/7 in 1 PH Meter TDS EC ORP Salinity S. G Temperature Meter With Backlight Digital Water Quality Monitor Tester for Aquarium $15.50
New 4 in 1 TDS PH Meter PH/TDS/EC/Temperature Meter Digital Water Quality Monitor Tester for Pools, Drinking Water, Aquariums $15.63
4 In 1 PH TDS EC Temperature Meter Tester PH Pocket Water Quality Testing for Drinking Water Hydroponic Aquariums 50%off $15.66
4/5/7 in 1 PH Meter TDS EC ORP Salinity S. G Temperature Meter With Backlight Digital Water Quality Monitor Tester for Aquarium $15.76
4/5/7 in 1 PH Meter TDS EC ORP Salinity S. G Temperature Meter With Backlight Digital Water Quality Monitor Tester for Aquarium $15.86
Yieryi Hydrogen Water Tester Monitor 4 in 1 H2 PH ORP TEMP Meter Reactive Oxygen Analyzer ATC 0-2400PPb for Aquariums Pools Spa $15.92
4 in 1 Aquarium PH Meter ORP H2 TEMP Hydrogen-rich Digital Tester Portable Pen Multi-function Water Quality Detector for Pool $16.05
Multifunctional 4 in 1 Water Quality Tester Waterproof PH Meter PH EC TDS Temperature Detector for Pools Drinking Water Aquarium $16.20
4 IN 1 Water Quality Tester PH EC TDS & Temperature Meter with LCD Backlight for Pool Aquarium Drinking Water Hydroponics $16.28
4/5/7 in 1 Digital Water Quality Monitor Tester PH Meter TDS EC ORP Salinity S. G Temperature Meter With Backlight for Aquarium $16.40
4 in 1 Function pH EC TEMP Digital Water Quality Tester Monitor Meter Test Pen Water Quality Monitor Water Quality Test Pen $16.40
3/4 in 1 PH Meter TDS EC Temperature Test Tool With Backlight Digital Water Quality Monitor Tester for Aquarium Drinking Water $16.47
Digital Residual Chlorine Tester Multifunction Water Quality Tester 2/3/4/5 in 1 CL2 TEMP pH H2 ORP Meter Pool Water Testing Pen $16.50
4 in 1 PH Meter Digital PH TDS EC Temperature Water Quality Tester Water Test Pen TDS Analyzer For Swimming Pool Aquarium $16.53
Professional 4 IN 1 TDS PH EC Temp Meter PH Tester Water Quality Testing Temperature Monitor Pen Acid Base Measurement Tools $16.73
4 in 1 Water Quality Meter PH TDS EC Temp Tester Waterproof PH Meter ATC Water Detector for Pools Drinking Water Aquariums $16.76
4/5/7 in 1 PH Meter TDS EC ORP Salinity SG Temperature Tool With Backlight Digital Water Quality Monitor Tester for Aquarium $16.77
4 in 1 YY-400 PH/ORP/H2&TEM Meter Digital Hydrogen Ion Concentration Tester for Aquarium, Swimming Pool, Backlight $16.94
2PCS/Set Portable Digital Temperature TDS EC pH Meter Test Pen LCD Display Litmus Tester for Water Quality Purity Detector 5 in1 $16.95
YIERYI 4 in 1 PH/TDS/EC/Temperature Meter Digital Water Quality Monitor Tester for Pools, Drinking Water, Aquariums $17.14
yieryi 4 in 1 TDS PH Meter PH/TDS/EC/Temperature Meter Digital Water Quality Monitor Tester for Pools, Drinking Water, Aquariums $17.77
A22I PH Meter, Digital 4 in 1 PH EC TDS Temp Meter for Water Hydroponics, Waterproof and EC PPM Water Tester for Laboratory $18.06
4 in 1 PH Meter Digital PH/TDS/EC/Temperature Drinking Water Quality Analyzer Tester For Swimming Pool Aquarium Drinking Water $18.14
EZ 9908 Backlight 4 in 1 PH Meters Pen Type Water Quality Tester Digital Temperature EC TDS PH Meter for Aquariums Swimming Pool $18.36
New YY-400 Hydrogen Ion Concentration Water Quality Test Pen PH/ORP/H2 and TEM 4 in 1 Digital Drinking Water Meter $19.16
4 in 1 TDS EC Temp PH Meter Acidity Tester Pen Water Quality Tester Thermometer for Swimming Pool Hydroponic $19.73
A06K New YY-400 Hydrogen Ion Concentration Water Quality Test Pen PH/ORP/H2 and TEM 4 in 1 Digital Drinking Water Meter $20.12
4 in 1 TDS/PH/EC/Temperature Meter PH-3508 with Backlight Waterproof Digital Water Quality Monitor Tester 48% off $20.95
Yieryi 4 in 1 Digital PH ORP Temp H2 Meter ppm ppb Dissolved Hydrogen Water Tester for Aquarium Drinking Water Hydroponics Pool $21.10
For swimming pool drinking 4-in-1 test EC/TDS/Temperature/PH meter Water quality monitoring kit with backlit digital watertester $21.41
4 in 1 PH/TDS/EC/Temperature Meter PH Meter Digital Water Quality Monitor Tester for Pools, Drinking Water, Aquariums $21.84
PH Reader For Water 4 In 1 PH Meter High Accuracy EC TDS Sensor Testing Tool Temperature Meter For Home Water Hydroponics $22.19
2/3/4/5/7 in 1 PH Meter TDS EC ORP Salinity SG Temperature Tool With Backlight Digital Water Quality Monitor Tester for Aquarium $22.24
4 in 1 Temperature Conductivity Meter Pen Type TDS EC PH Tester for Drinking Water $22.40
YY-1030 Digital Food PH Meter Water Quality Tester 0.00~14.00 PH Measuring Instrumen for Food Meat Cheese Milk Soil Aquarium $23.12
PH-686 4 in 1 Digital PH TDS EC Temperature Meter Tester for Pools Drinking Water $25.22
PETT686 High Accuracy ATC Water Quality Tester Digital 4 in 1 PH EC TDS Temperature Meter for Pools $25.22
Hydrogen Water Tester Monitor 4 in 1 H2 PH ORP TEMP Meter Reactive Oxygen Analyzer ATC 0-2400PPb for Aquariums Pools Spa $26.25
New 7 in 1 PH/TDS/EC/ORP/Salinity /S. G/Temperature Meter C-600 Water Quality Tester for Drinking Water, Aquariums PH Meter $26.28
Pocket Digital 4 in 1 PH/TDS/EC/Temperature Meter Test Water Quality Monitor Tester for Drinking Water Hydroponic Pool Aquariums $26.66
7 in 1 PH TDS EC ORP Salinity S.G TEMP Meter Digital PH Tester C-600 Water Quality Tester for Drinking Water Aquariums PH Meter $27.11
OIWAS Laptop Backpack 14 Inch School Bag Waterproof Nylon 29L $30.85
2025 Hydrogen Water Tester Monitor 4 in 1 H2 PH ORP TEMP Meter Reactive Oxygen Analyzer ATC 0-2400PPb for Aquariums Pools Spa $31.67
YAGO 4-in-1 PH EC TDS Temperature Meter for Water & Food Accurate PH Tester LCD ATC Replaceable Electrode Water Quality Tester $34.48
4 in 1 TDS PH Meter PH/TDS/EC/Temperature Meter Digital Water Quality Monitor Tester for Pools, Drinking Water, Aquariums $35.60
2025 4-in-1 Bluetooth Aquaculture Water PH Tester Smart Swimming Pool TDS EC Meter Drinking Water Quality Analyzer Pen $37.73
EZ9908 4-in-1 Test Pen pH/TDS/EC/TEMP Multi-parameter Water Quality Detector Conductivity with Backlight $42.61
Digital Bluetooth 4-in-1 Multiparameter Water Tester EC TDS PH Temperature PPM Meter for Aquarium $50.06
Water Quality Tester HM COM-300 EC TDS PH 4 in 1 Meter PH-200 PH Meter Waterproof ORP Tester With ATC Calibration And Data Hold $61.98
HM 2 /3 /4 in 1 Digital PH Meter TDS EC Temp PH Meter Water Quality Tester Measurement Tool for Drinking Hydroponic Aquarium $62.82
HM 2/4 in 1 Tester Digital Water Quality Meter Portable PH ORP Detector TDS EC PH Temp COM-300 Testing Pen for Hydroponic Pool $65.00
HEDAO 4/5/7 in 1 PH Meter TDS EC ORP Salinity S.G Temperature Backlight Digital Water Quality Monitor Tester for Aquarium $81.84
Windows Cleaning Robot with Water Spray YTK334-1 $86.32
AT63-EC Temp ORP PH Meter 4 In 1 Water Quality Tester Conductivity Tester For Aquariums Pools Aquaculture APP Data Readout Readi $88.33
HM COM-300 Combo Meter 4 in 1 EC TDS Temperature PH Meter Waterproof With ATC Calibration And Data Hold Water Quality Tester $103.13
HM COM-300 Combo Meter 4 in 1 EC TDS Temperature PH Meter Waterproof With ATC Calibration And Data Hold Water Quality Tester $103.13
HM COM-300 Combo Meter 4 in 1 EC TDS Temperature PH Meter Waterproof With ATC Calibration And Data Hold Water Quality Tester $118.61
4-in-1 Water Quality Analyzer Online Monitor pH Meter Temperature EC TDS Meter Tester for Aquariums, Ponds, Agriculture $146.59
New Digital 4-in-1 PH Meter TDS EC Temperature Measurement Waterproof Resistant Multifunctional Water Tester for Pool Aquarium $148.71
4 in 1 PH Water Quality Tester Temp EC ORP Monitor Conductivity Meter Hydroponics Detection With 2 Electrode Probe Sensor HM-100 $155.32
4 in 1 Online Water Quality Tester Monitor HM100 Combo Meter PH Temp TDS EC Meter Water Analyzer ATC 0.0 – 60.0°C for Hydroponic $156.74
SUNLU Standard Resin ABS Like Water Wash PA like 405nm UV Resin 10kg 3D Printer [EU] $158.70
Multi-parameter Water Quality Detector 4-in-1 Function TDS/PH/EC/TEMP Water Quality Analyzer $160.47
A72Z 4 in 1 Water Quality Tester Temp TDS EC PH Meter Conductivity Monitor Digital Analyzer for Swimming Pool EU Plug $172.36
4-in-1 Water Quality Tester Pen with Dual LCD Display PH/ORP/H2/Temperature Meter $182.43
FunWater SUPFR01E 350x84x15cm Inflatable Stand Up Paddle Board [EU] $184.53
COM-300 Water Quality Digital Measurement Tools 4 in 1 TDS EC Temp PH Meter for Waterproof Testing Device $184.64
HM100 Multi Parameter Water Tester Online 4in 1 Water Quality Monitor PH EC TDS Temp Meter for Aquariums Hydroponics Pools $188.47
4 In 1 Water Quality Tester Temp TDS EC PH Meter Conductivity Monitor Digital Analyzer For Swimming Pool EU Plug $190.61
4-in-1 Water Quality Analyzer Online pH Meter Temperature EC TDS Meter Tester for Aquariums, Ponds, Agriculture $200.21
CE 4-20mA 0-5V RS485 Multiparameter 2 in 1 Water Quality Analysis Electrode Water EC PH Probe Sensor for Water Treatment Hot sa $226.11
COM-300 Water Quality Digital Measurement Tools 4 in 1 TDS EC Temp PH Meter for Waterproof Testing Device $235.93
Price history (for all/most countries) for 4 in 1 Water PH Meter PH/TDS/EC/Temperature Meter is here. The lowest price was: $11.89.Banggood Price Alert
4 in 1 Water PH Meter PH/TDS/EC/Temperature Meter 
