Orp Meter(358)
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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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 $22.87
Sponsored
$2287
current price $22.87NefLaca 7 in 1 Digital LCD PH/TDS/EC/ORP/TEMP/SG/Salinity Water Quality Tester Meter Pen Drinking Water Aquariums Hydroponic Cooking Tester Measure
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
463.5 out of 5 Stars. 46 reviews
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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
314.2 out of 5 Stars. 31 reviews
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M Buder ORP2069 Portable Water Quality Monitor Digital ORP Tester Pen Water ORP Meter (6.30 inches / 16.0 cm) $31.25
$3125
current price $31.25M Buder ORP2069 Portable Water Quality Monitor Digital ORP Tester Pen Water ORP Meter (6.30 inches / 16.0 cm)
Best seller Aiper HydroComm Smart Water Quality Meter for 24/7 Monitoring of Pool Temperature, pH, ORP, EC, TDS $297.00
$29700
current price $297.00Aiper HydroComm Smart Water Quality Meter for 24/7 Monitoring of Pool Temperature, pH, ORP, EC, TDS
624.6 out of 5 Stars. 62 reviews
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Rupoun Digital Pen ORP Meter with Backlit LCD Portable Oxidation Reduction Potential Water Quality Tester (5.9 inches / 15 cm) $24.93
$2493
current price $24.93Rupoun Digital Pen ORP Meter with Backlit LCD Portable Oxidation Reduction Potential Water Quality Tester (5.9 inches / 15 cm)
Rupoun High-Accuracy Digital ORP Meter Pen, Professional Oxidation Reduction Potential Tester for Hydroponics and Water Quality Monitoring, 1100mV Range (7.4 x 1.5 inches / 18.8 x 3.9 cm) $47.07
$4707
current price $47.07Rupoun High-Accuracy Digital ORP Meter Pen, Professional Oxidation Reduction Potential Tester for Hydroponics and Water Quality Monitoring, 1100mV Range (7.4 x 1.5 inches / 18.8 x 3.9 cm)
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
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
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 $19.99
Sponsored
$1999
current price $19.99MUSICOZY 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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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 $21.99
Sponsored
$2199
current price $21.995 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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Aiper HydroComm Pro Smart Pool Monitor for Scuba X1 Series, Digital Pool & Spa Water Tester for TDS, EC, pH, Temp & ORP $379.98
$37998
current price $379.98Aiper HydroComm Pro Smart Pool Monitor for Scuba X1 Series, Digital Pool & Spa Water Tester for TDS, EC, pH, Temp & ORP
184.8 out of 5 Stars. 18 reviews
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
62.8 out of 5 Stars. 6 reviews
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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
463.5 out of 5 Stars. 46 reviews
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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 $27.99
$2799
current price $27.99Digital 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
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
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 $45.57
$4557
current price $45.57YAHHU 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
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 $28.51
$2851
current price $28.51M 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
7 In 1 Digital Multifunction Humidity Temp ORP TDS EC CF PH Meter Water Quality Purity Tester Device Monitor For Aquarium Pool ,Accurate - BLACK_RS485 $138.53
$13853
current price $138.537 In 1 Digital Multifunction Humidity Temp ORP TDS EC CF PH Meter Water Quality Purity Tester Device Monitor For Aquarium Pool ,Accurate - BLACK_RS485
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 $15.99
Sponsored
$1599
current price $15.99pH 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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Best seller Digital PH Meter, 5 in 1 Pool Salt Tester for Water PH / TDS / EC / Salinity / Temp Meter with ATC, for Household Drinking Water Hot Tub Spas Fish Tank $23.99 Was $29.99
Sponsored
Now$2399
current price Now $23.99, Was $29.99$29.99
Digital PH Meter, 5 in 1 Pool Salt Tester for Water PH / TDS / EC / Salinity / Temp Meter with ATC, for Household Drinking Water Hot Tub Spas Fish Tank
383.5 out of 5 Stars. 38 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
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 $26.06
$2606
current price $26.06M Buder 3-in-1 Digital PH ORP Temp Meter Portable Water Quality Tester Pen for Swimming Pools Aquariums Hydroponics LCD Display Professional Testing Kit
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] $67.59
![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)
$6759
current price $67.59Riousery 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]
Tuya Smart PH Meter Data Logger Temp TDS Salinity ORP Water Tester Monitor Analyzer For Aquariums Pool Hydroponics ,Multifunctional
Tuya Smart PH Meter Data Logger Temp TDS Salinity ORP Water Tester Monitor Analyzer For Aquariums Pool Hydroponics ,Multifunctional
ORP-169F Waterproof ORP Meter High Quality ORP Meter Water Quality Tester Test Tool ORP Tester $23.69
$2369
current price $23.69ORP-169F Waterproof ORP Meter High Quality ORP Meter Water Quality Tester Test Tool ORP Tester
Rupoun 4-in-1 Digital ORP H2 PH Temp Meter High Sensitivity LCD Display Hydrogen Water Tester for Pool Fish Tank, 7.09 inches / 180 mm $27.61
$2761
current price $27.61Rupoun 4-in-1 Digital ORP H2 PH Temp Meter High Sensitivity LCD Display Hydrogen Water Tester for Pool Fish Tank, 7.09 inches / 180 mm
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
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 $22.87
$2287
current price $22.87NefLaca 7 in 1 Digital LCD PH/TDS/EC/ORP/TEMP/SG/Salinity Water Quality Tester Meter Pen Drinking Water Aquariums Hydroponic Cooking Tester Measure
10 in 1 PH/EC/TDS/ORP/H2/Fertile/Salinity/S.G./Resistivity/Temp Water Quality Meter Digital Multifunction Tester For Aquariums ,Multifunctional From $75.30
2 options
Available in additional 2 optionsFrom$7530
10 in 1 PH/EC/TDS/ORP/H2/Fertile/Salinity/S.G./Resistivity/Temp Water Quality Meter Digital Multifunction Tester For Aquariums ,Multifunctional
Hydrogen Water Quality Tester H2 Monitor, TEMP & ORP Meter 0-2400PPb for Drinking Water, Aquariums, Spa $19.42
$1942
current price $19.42Hydrogen Water Quality Tester H2 Monitor, TEMP & ORP Meter 0-2400PPb for Drinking Water, Aquariums, Spa
Tuy/a ZigBe/e Intelligent Chlorin Meter 7in1 PH ORP Total Dissolved Solids Salinity Temp CL Test Meter Swimming Pool Water Tester $191.53
$19153
current price $191.53Tuy/a ZigBe/e Intelligent Chlorin Meter 7in1 PH ORP Total Dissolved Solids Salinity Temp CL Test Meter Swimming Pool Water Tester
YAHHU 4-in-1 ORP H2 PH Temp Meter High Sensitivity Backlit LCD Display Hydrogen Water Quality Tester for Pool Fish Tank Drinking Water Hydroponics (7.09 inches / 18.0 cm) $31.51
$3151
current price $31.51YAHHU 4-in-1 ORP H2 PH Temp Meter High Sensitivity Backlit LCD Display Hydrogen Water Quality Tester for Pool Fish Tank Drinking Water Hydroponics (7.09 inches / 18.0 cm)
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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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
Intelligent Chlorin Meter 7 in 1 PH ORP EC Total Dissolved Solids Salinity Temp CL Test Meter Swimming Pool Water Tester ,Multifunctional $278.33
$27833
current price $278.33Intelligent Chlorin Meter 7 in 1 PH ORP EC Total Dissolved Solids Salinity Temp CL Test Meter Swimming Pool Water Tester ,Multifunctional
ORP Meter 3 In 1 PH ORP TEMP Tester With Backlight Multi-parameter Digital Tri-Meter Water Quality Monitor 40% Off ,Accurate and Reliable
ORP Meter 3 In 1 PH ORP TEMP Tester With Backlight Multi-parameter Digital Tri-Meter Water Quality Monitor 40% Off ,Accurate and Reliable
TDS EC PH Salinity Meter ORP H2 S.G TEMP Water Quality Monitor Solution Fertilizer Resistivity Tester For Pools,Aquariums ,Pocket Size Sensor $68.38
$6838
current price $68.38TDS EC PH Salinity Meter ORP H2 S.G TEMP Water Quality Monitor Solution Fertilizer Resistivity Tester For Pools,Aquariums ,Pocket Size Sensor
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
314.2 out of 5 Stars. 31 reviews
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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
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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6 In 1 Smart Floating Swimming Pool Water Analyzer PH CL TDS EC ORP TEMP Tester APP Online Monitor Water Quality Tester ,Multifunctional $126.97
$12697
current price $126.976 In 1 Smart Floating Swimming Pool Water Analyzer PH CL TDS EC ORP TEMP Tester APP Online Monitor Water Quality Tester ,Multifunctional
Milwaukee Instruments pH/ORP/Temp Meter, Dual Level Tester Electrode PH58, 0.1 pH, 250 Hrs Battery $219.65
$21965
current price $219.65Milwaukee Instruments pH/ORP/Temp Meter, Dual Level Tester Electrode PH58, 0.1 pH, 250 Hrs Battery
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 $111.07
$11107
current price $111.07Portable 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
Solar Powered 7 IN 1 Smart Chlorine Meter Chlorine/pH/TDS/EC/ORP/Salinity/TEMP Meter Swimming Pool Water Tester ,Accurate and Reliable $314.10
$31410
current price $314.10Solar Powered 7 IN 1 Smart Chlorine Meter Chlorine/pH/TDS/EC/ORP/Salinity/TEMP Meter Swimming Pool Water Tester ,Accurate and Reliable
Digital ORP Meter Pen, Portable Oxidation Reduction Potential Water Quality Tester ,Easy to Use $56.10
$5610
current price $56.10Digital ORP Meter Pen, Portable Oxidation Reduction Potential Water Quality Tester ,Easy to Use
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
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