Orp Meter(377)
Uses item details. Price when purchased online
Wiher Digital PH Meter, 7 in 1 Water Tester TDS Meter/Salinity Tester/Temp/pH Meter/EC/S.G/ORP Meter for Pool, Fish Tank, Drinking water, hydroponics, Black $28.99
Sponsored
$2899
current price $28.99Wiher Digital PH Meter, 7 in 1 Water Tester TDS Meter/Salinity Tester/Temp/pH Meter/EC/S.G/ORP Meter for Pool, Fish Tank, Drinking water, hydroponics, Black
11 out of 5 Stars. 1 reviews
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Chlorine & PH Meter, 5 in 1 Water Quality Tester for Chlorine/PH/ORP/H2/Temp, Digital pH and Chlorine Tester for Hot Tub Drinking Water Quality Analysis Monitor $26.99
Sponsored
$2699
current price $26.99Chlorine & PH Meter, 5 in 1 Water Quality Tester for Chlorine/PH/ORP/H2/Temp, Digital pH and Chlorine Tester for Hot Tub Drinking Water Quality Analysis Monitor
52.4 out of 5 Stars. 5 reviews
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7 in 1 Digital Water Tester, PH/TDS/EC/SALT/SG/ORP/TEMP, Water Tester Pen for Drinking Water Hydroponics Plant Fish Tank, Pool Salt Tester $28.34 Was $31.49
Sponsored
Now$2834
current price Now $28.34, Was $31.49$31.49
7 in 1 Digital Water Tester, PH/TDS/EC/SALT/SG/ORP/TEMP, Water Tester Pen for Drinking Water Hydroponics Plant Fish Tank, Pool Salt Tester
15 out of 5 Stars. 1 reviews
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Reduced price 7 in 1 Digital PH/TDS/EC/ORP/TEMP/SG/Salinity Water Quality Tester Meter LCD Pen $32.39 Was $35.99
Sponsored
Now$3239
current price Now $32.39, Was $35.99$35.99
7 in 1 Digital PH/TDS/EC/ORP/TEMP/SG/Salinity Water Quality Tester Meter LCD Pen
11 out of 5 Stars. 1 reviews
Rupoun Digital Pen ORP Meter with Backlit LCD Portable Oxidation Reduction Potential Water Quality Tester (5.9 inches / 15 cm) $25.02
$2502
current price $25.02Rupoun Digital Pen ORP Meter with Backlit LCD Portable Oxidation Reduction Potential Water Quality Tester (5.9 inches / 15 cm)
M Buder ORP2069 Portable Water Quality Monitor Digital ORP Tester Pen Water ORP Meter (6.30 inches / 16.0 cm) $31.31
$3131
current price $31.31M Buder ORP2069 Portable Water Quality Monitor Digital ORP Tester Pen Water ORP Meter (6.30 inches / 16.0 cm)
ORP-169F Waterproof ORP Meter High Quality ORP Meter Water Quality Tester Test Tool ORP Tester $26.53
$2653
current price $26.53ORP-169F Waterproof ORP Meter High Quality ORP Meter Water Quality Tester Test Tool ORP Tester
Rupoun ORP-969 Digital Redox Meter ORP Tester Pen (-1999mV to 1999mV) Portable Water Quality Tester for Aquarium, Hydroponics, Pool and Spa $31.52
$3152
current price $31.52Rupoun ORP-969 Digital Redox Meter ORP Tester Pen (-1999mV to 1999mV) Portable Water Quality Tester for Aquarium, Hydroponics, Pool and Spa
Digital PH Meter, Pool Salt Tester, Multifunctional 7 in 1 Salinity/TDS/EC/Temp/ORP/S. G/PH, Water Quality Testing Kit for Tester Drinking Water,Swimming Pool, Sea Water, Aquarium, Hydroponics $26.99
$2699
current price $26.99Digital PH Meter, Pool Salt Tester, Multifunctional 7 in 1 Salinity/TDS/EC/Temp/ORP/S. G/PH, Water Quality Testing Kit for Tester Drinking Water,Swimming Pool, Sea Water, Aquarium, Hydroponics
34 out of 5 Stars. 3 reviews
Best seller 10 in 1 Digital Water Tester Meter, PH/TDS/EC/Salinity/SG/ORP/Hydrogen-rich/Resistivity/Temp/Nutrient Solution, Water Tester Pen for Drinking Water Hydroponics Plant Fish Tank, Pool Salt Tester $29.99 Was $39.99
Now$2999
current price Now $29.99, Was $39.99$39.99
10 in 1 Digital Water Tester Meter, PH/TDS/EC/Salinity/SG/ORP/Hydrogen-rich/Resistivity/Temp/Nutrient Solution, Water Tester Pen for Drinking Water Hydroponics Plant Fish Tank, Pool Salt Tester
443.5 out of 5 Stars. 44 reviews
Best seller 10 in 1 Digital Water Tester Meter, PH/TDS/EC/Salinity/SG/ORP/Hydrogen-rich/Resistivity/Temp/Nutrient Solution, Water Tester Pen for Drinking Water Hydroponics Plant Fish Tank, Pool Salt Tester $29.99 Was $39.99
Sponsored
Now$2999
current price Now $29.99, Was $39.99$39.99
10 in 1 Digital Water Tester Meter, PH/TDS/EC/Salinity/SG/ORP/Hydrogen-rich/Resistivity/Temp/Nutrient Solution, Water Tester Pen for Drinking Water Hydroponics Plant Fish Tank, Pool Salt Tester
443.5 out of 5 Stars. 44 reviews
PH Meter 8 in 1 Water Quality Tester Pen Meter, Digital PH Pen for TDS/EC/Salinity/Temp/ORP/S. G/PH/H2, Drinking Water Aquariums Hydroponic Cooking Tester Measure, Plants, Aquarium and Pool $27.99 Was $39.99
Sponsored
Now$2799
current price Now $27.99, Was $39.99$39.99
PH Meter 8 in 1 Water Quality Tester Pen Meter, Digital PH Pen for TDS/EC/Salinity/Temp/ORP/S. G/PH/H2, Drinking Water Aquariums Hydroponic Cooking Tester Measure, Plants, Aquarium and Pool
304.1 out of 5 Stars. 30 reviews
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M Buder 4-in-1 Digital ORP H2 pH Temp Meter, High Sensitivity Hydrogen Water Tester Pen with Backlit LCD Display for Pool Fish Tank and Drinking Water, 7.09 inches / 18 cm $28.72
$2872
current price $28.72M Buder 4-in-1 Digital ORP H2 pH Temp Meter, High Sensitivity Hydrogen Water Tester Pen with Backlit LCD Display for Pool Fish Tank and Drinking Water, 7.09 inches / 18 cm
NefLaca 7 in 1 Digital LCD PH/TDS/EC/ORP/TEMP/SG/Salinity Water Quality Tester Meter Pen Drinking Water Aquariums Hydroponic Cooking Tester Measure $20.99
$2099
current price $20.99NefLaca 7 in 1 Digital LCD PH/TDS/EC/ORP/TEMP/SG/Salinity Water Quality Tester Meter Pen Drinking Water Aquariums Hydroponic Cooking Tester Measure
Chlorine & PH Meter, 5 in 1 Water Quality Tester for Chlorine/PH/ORP/H2/Temp, Digital pH and Chlorine Tester for Hot Tub Drinking Water Quality Analysis Monitor $26.99
$2699
current price $26.99Chlorine & PH Meter, 5 in 1 Water Quality Tester for Chlorine/PH/ORP/H2/Temp, Digital pH and Chlorine Tester for Hot Tub Drinking Water Quality Analysis Monitor
52.4 out of 5 Stars. 5 reviews
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YAHHU Smart 7-in-1 Bluetooth Water Quality Detection Pen, High Sensitivity Probe pH/TDS/EC/ORP/SG/Salinity/Temp Meter, 0.01 Resolution Digital Tester $45.67
$4567
current price $45.67YAHHU Smart 7-in-1 Bluetooth Water Quality Detection Pen, High Sensitivity Probe pH/TDS/EC/ORP/SG/Salinity/Temp Meter, 0.01 Resolution Digital Tester
ORP-169F Waterproof ORP Meter High Quality ORP Meter Water Quality Tester Test Tool ORP Tester $26.03
$2603
current price $26.03ORP-169F Waterproof ORP Meter High Quality ORP Meter Water Quality Tester Test Tool ORP Tester
M Buder 3-in-1 Digital PH ORP Temp Meter Portable Water Quality Tester Pen for Swimming Pools Aquariums Hydroponics LCD Display Professional Testing Kit $26.25
$2625
current price $26.25M Buder 3-in-1 Digital PH ORP Temp Meter Portable Water Quality Tester Pen for Swimming Pools Aquariums Hydroponics LCD Display Professional Testing Kit
Aiper HydroComm Pro Smart Pool Monitor for Scuba X1 Series, Digital Pool & Spa Water Tester for TDS, EC, pH, Temp & ORP $349.98
$34998
current price $349.98Aiper HydroComm Pro Smart Pool Monitor for Scuba X1 Series, Digital Pool & Spa Water Tester for TDS, EC, pH, Temp & ORP
194.8 out of 5 Stars. 19 reviews
WiFi Solar Floating Swimming Pool Water Quality Tester 7 In 1 PH TDS ORP Salt EC Temp Chlorine Test Meter Work With Tuy/a ZigBe/e $185.76
$18576
current price $185.76WiFi Solar Floating Swimming Pool Water Quality Tester 7 In 1 PH TDS ORP Salt EC Temp Chlorine Test Meter Work With Tuy/a ZigBe/e
NefLaca 7 in 1 Digital LCD PH/TDS/EC/ORP/TEMP/SG/Salinity Water Quality Tester Meter Pen Drinking Water Aquariums Hydroponic Cooking Tester Measure $20.99
Sponsored
$2099
current price $20.99NefLaca 7 in 1 Digital LCD PH/TDS/EC/ORP/TEMP/SG/Salinity Water Quality Tester Meter Pen Drinking Water Aquariums Hydroponic Cooking Tester Measure
5 in 1 Tester Pool Salt Tester & pH Meter with Temperature, Digital Meter and PH Tester for Water, PH/TDS/EC/Salinity/Temp Meter with ATC, for Household Drinking Water Hot Tub Spas Fish Tank $20.59 Was $22.99
Sponsored
Now$2059
current price Now $20.59, Was $22.99$22.99
5 in 1 Tester Pool Salt Tester & pH Meter with Temperature, Digital Meter and PH Tester for Water, PH/TDS/EC/Salinity/Temp Meter with ATC, for Household Drinking Water Hot Tub Spas Fish Tank
11 out of 5 Stars. 1 reviews
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New 7 in 1 PH/TDS/EC/ORP/Salinity /S. G/Temperature Meter C-600 Water Quality Tester for Drinking Water, Aquariums PH Meter $46.38
$4638
current price $46.38New 7 in 1 PH/TDS/EC/ORP/Salinity /S. G/Temperature Meter C-600 Water Quality Tester for Drinking Water, Aquariums PH Meter
6-in-1 Residual Chlorine Monitor PH/ORP/EC/TDS Water Monitor Testing Backlit LCD Display Glass Probe for Home Swimming Pool $93.05
$9305
current price $93.056-in-1 Residual Chlorine Monitor PH/ORP/EC/TDS Water Monitor Testing Backlit LCD Display Glass Probe for Home Swimming Pool
Digital PH Merer Pen-type ORP Meter ORP Tester Water/ MV Meter/ Oxidation Reduction Potential Tester $43.53
$4353
current price $43.53Digital PH Merer Pen-type ORP Meter ORP Tester Water/ MV Meter/ Oxidation Reduction Potential Tester
PH/CL2/H2/ORP/Temperature Meter Chlorine Detector Digital 5 In 1 Water Quality Tester for Swimming Pools Drinking Water Aquarium From $42.62
From$4262
PH/CL2/H2/ORP/Temperature Meter Chlorine Detector Digital 5 In 1 Water Quality Tester for Swimming Pools Drinking Water Aquarium
Digital Chlorine ORP EC TDS Temp PH Meter 6 In 1 Water Quality Tester ATC Smart APP Online Monitor For Swimming Pool ,Reliable $111.63
$11163
current price $111.63Digital Chlorine ORP EC TDS Temp PH Meter 6 In 1 Water Quality Tester ATC Smart APP Online Monitor For Swimming Pool ,Reliable
Plant Water Meter, pH Meter, 7 in 1 Digital Water Tester for pH TDS EC SALT ORP TEMP Fertility, TDS Meter for Hydroponics, Aquarium, Swimming Pool, Hot Tub $43.99
$4399
current price $43.99Plant Water Meter, pH Meter, 7 in 1 Digital Water Tester for pH TDS EC SALT ORP TEMP Fertility, TDS Meter for Hydroponics, Aquarium, Swimming Pool, Hot Tub
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Riousery Portable 6-in-1 Water Quality Detector Multiparameter Meter PH EC TDS ORP Temperature Chlorine Tester with Bluetooth APP LCD Backlight Waterproof IP67 [cite: 12] $65.37
![Riousery Portable 6-in-1 Water Quality Detector Multiparameter Meter PH EC TDS ORP Temperature Chlorine Tester with Bluetooth APP LCD Backlight Waterproof IP67 [cite: 12]](https://i5.walmartimages.com/seo/Riousery-Portable-6-in-1-Water-Quality-Detector-Multiparameter-Meter-PH-EC-TDS-ORP-Temperature-Chlorine-Tester-Bluetooth-APP-LCD-Backlight-Waterproof_48f5535b-e34e-4530-a153-34a96f4c88ef.5ab1d680ce363fa9d38bfc88fc9bbc3d.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
$6537
current price $65.37Riousery Portable 6-in-1 Water Quality Detector Multiparameter Meter PH EC TDS ORP Temperature Chlorine Tester with Bluetooth APP LCD Backlight Waterproof IP67 [cite: 12]
PH Meter 8 in 1 Water Quality Tester Pen Meter, Digital PH Pen for TDS/EC/Salinity/Temp/ORP/S. G/PH/H2, Drinking Water Aquariums Hydroponic Cooking Tester Measure, Plants, Aquarium and Pool $27.99 Was $39.99
Now$2799
current price Now $27.99, Was $39.99$39.99
PH Meter 8 in 1 Water Quality Tester Pen Meter, Digital PH Pen for TDS/EC/Salinity/Temp/ORP/S. G/PH/H2, Drinking Water Aquariums Hydroponic Cooking Tester Measure, Plants, Aquarium and Pool
304.1 out of 5 Stars. 30 reviews
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MUSICOZY pH Meter for Water, 5 in 1 pH Temp EC TDS Meter for Hydroponics PPM Water Tester Digital, pH Tester Digital with ATC, TDS pH Meter for Water, Wine, Pool, Hydroponics and Aquariums $22.99
Sponsored
$2299
current price $22.99MUSICOZY pH Meter for Water, 5 in 1 pH Temp EC TDS Meter for Hydroponics PPM Water Tester Digital, pH Tester Digital with ATC, TDS pH Meter for Water, Wine, Pool, Hydroponics and Aquariums
63.5 out of 5 Stars. 6 reviews
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pH Meter for Water 4 in 1 pH Temp EC TDS Meter for Hydroponics PPM and Water Tester Digital pH Meter for Nutrients Growing Hydroponics Gardening Laboratory Household Drinking $14.99 Was $19.99
Sponsored
Now$1499
current price Now $14.99, Was $19.99$19.99
pH Meter for Water 4 in 1 pH Temp EC TDS Meter for Hydroponics PPM and Water Tester Digital pH Meter for Nutrients Growing Hydroponics Gardening Laboratory Household Drinking
24.5 out of 5 Stars. 2 reviews
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ORP Meter 3 In 1 PH ORP TEMP Tester With Backlight Multi-parameter Digital Tri-Meter Water Quality Monitor 40% Off ,Accurate and Reliable $86.83
$8683
current price $86.83ORP Meter 3 In 1 PH ORP TEMP Tester With Backlight Multi-parameter Digital Tri-Meter Water Quality Monitor 40% Off ,Accurate and Reliable
7 in 1 Digital Water Tester, PH/TDS/EC/SALT/SG/ORP/TEMP, Water Tester Pen for Drinking Water Hydroponics Plant Fish Tank, Pool Salt Tester $28.34 Was $31.49
Now$2834
current price Now $28.34, Was $31.49$31.49
7 in 1 Digital Water Tester, PH/TDS/EC/SALT/SG/ORP/TEMP, Water Tester Pen for Drinking Water Hydroponics Plant Fish Tank, Pool Salt Tester
15 out of 5 Stars. 1 reviews
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5 In 1 Chlorine Meter PH Meters ORP H2 Temp Cl2 Detector Water Quality Monitor Test Tool Filter For Swimming Pool SPA Water From $43.59
From$4359
5 In 1 Chlorine Meter PH Meters ORP H2 Temp Cl2 Detector Water Quality Monitor Test Tool Filter For Swimming Pool SPA Water
TDS EC PH Salinity Meter ORP H2 S.G TEMP Water Quality Monitor Solution Fertilizer Resistivity Tester For Pools,Aquariums ,Pocket Size Sensor $52.04
$5204
current price $52.04TDS EC PH Salinity Meter ORP H2 S.G TEMP Water Quality Monitor Solution Fertilizer Resistivity Tester For Pools,Aquariums ,Pocket Size Sensor
Elowen ORP Meter Water Pen ORP Meter with Backlit Display Portable Oxidation Reduction Potential Industry and Experiment Analyzer Redox Meter Measure Household Drinking Water Quality Analysis $20.97
$2097
current price $20.97Elowen ORP Meter Water Pen ORP Meter with Backlit Display Portable Oxidation Reduction Potential Industry and Experiment Analyzer Redox Meter Measure Household Drinking Water Quality Analysis
Digital Chlorine Meter PH Tester 7 In 1 SALT/ ORP/ TDS/EC/TEMP Tester CL Water Quality Analyzer for Swimming Pool Hot Spring From $95.42
From$9542
Digital Chlorine Meter PH Tester 7 In 1 SALT/ ORP/ TDS/EC/TEMP Tester CL Water Quality Analyzer for Swimming Pool Hot Spring
Riousery Digital 5-in-1 Water Quality Test Pen, EZ-9910 PH ORP EC TDS TEMP Meter Tester for Aquarium, Aquaculture, Hydroponics, Pool and Spa $42.47
$4247
current price $42.47Riousery Digital 5-in-1 Water Quality Test Pen, EZ-9910 PH ORP EC TDS TEMP Meter Tester for Aquarium, Aquaculture, Hydroponics, Pool and Spa
Digital ORP Meter Pen, Portable Oxidation Reduction Potential Water Quality Tester ,Easy to Use $42.99
$4299
current price $42.99Digital ORP Meter Pen, Portable Oxidation Reduction Potential Water Quality Tester ,Easy to Use
10 in 1 PH/EC/TDS/ORP/H2/Fertile/Salinity/S.G./Resistivity/Temp Water Quality Meter Digital Multifunction Tester For Aquariums ,Multifunctional From $57.32
2 options
Available in additional 2 optionsFrom$5732
10 in 1 PH/EC/TDS/ORP/H2/Fertile/Salinity/S.G./Resistivity/Temp Water Quality Meter Digital Multifunction Tester For Aquariums ,Multifunctional
ORP Tester, -1200~1200mV Measurement Range, Waterproof Design For Durability, Automatic Temperature Compensation Ensures Accurate Readings Regardless Of Water Temperature, Instant $26.99
$2699
current price $26.99ORP Tester, -1200~1200mV Measurement Range, Waterproof Design For Durability, Automatic Temperature Compensation Ensures Accurate Readings Regardless Of Water Temperature, Instant
Portable 6 In 1 Water Quality Detector PH EC TDS ORP Temperature Chlorine CL APP Display Swimming Pool 6in1 Water Quality Tester ,Reliable - BLUE_6 IN 1 NO SOLAR $95.09
$9509
current price $95.09Portable 6 In 1 Water Quality Detector PH EC TDS ORP Temperature Chlorine CL APP Display Swimming Pool 6in1 Water Quality Tester ,Reliable - BLUE_6 IN 1 NO SOLAR
Waterproof Orp Water Quality Tester ORP/Redox Meter For Pools Aquarium ,Reliable $58.94
$5894
current price $58.94Waterproof Orp Water Quality Tester ORP/Redox Meter For Pools Aquarium ,Reliable
Suodoka ORP-169A Digital ORP Meter Handheld Portable Water Quality Tester for Agriculture and Lab Use $34.03
$3403
current price $34.03Suodoka ORP-169A Digital ORP Meter Handheld Portable Water Quality Tester for Agriculture and Lab Use
5 In 1 Water Quality Tester Monitor PH EC TDS Temperature ORP Meter For Pools Drinking Water Aquariums Digital Quality Detector ,Pocket Size Sensor $49.63
$4963
current price $49.635 In 1 Water Quality Tester Monitor PH EC TDS Temperature ORP Meter For Pools Drinking Water Aquariums Digital Quality Detector ,Pocket Size Sensor
Digital Chlorine and ORP Meter, Household Water Testing Device for Tap & Drinking Water ,Easy to Use $54.31
$5431
current price $54.31Digital Chlorine and ORP Meter, Household Water Testing Device for Tap & Drinking Water ,Easy to Use
Rupoun Multifunctional Digital 7 in 1 Water Quality Tester Portable Test Pen PH/TDS/EC/Salinity/ORP/S.G/Temp Measuring 7.3 inches / 185 mm
Rupoun Multifunctional Digital 7 in 1 Water Quality Tester Portable Test Pen PH/TDS/EC/Salinity/ORP/S.G/Temp Measuring 7.3 inches / 185 mm
Oasiva Professional ORP Meter Tester Redox 1999mV Range BNC Type Connector 1.2cm Dia $44.52
$4452
current price $44.52Oasiva Professional ORP Meter Tester Redox 1999mV Range BNC Type Connector 1.2cm Dia
6 In 1 Smart Floating Swimming Pool Water Analyzer PH CL TDS EC ORP TEMP Tester APP Online Monitor Water Quality Tester ,Multifunctional $93.21
$9321
current price $93.216 In 1 Smart Floating Swimming Pool Water Analyzer PH CL TDS EC ORP TEMP Tester APP Online Monitor Water Quality Tester ,Multifunctional
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