Orp Meter(345)
Uses item details. Price when purchased online
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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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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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
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
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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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)
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
194.8 out of 5 Stars. 19 reviews
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
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
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
453.4 out of 5 Stars. 45 reviews
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
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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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 $28.61
$2861
current price $28.61M 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
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
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
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
Hydrogen Water Quality Tester H2 Monitor, TEMP & ORP Meter 0-2400PPb for Drinking Water, Aquariums, Spa $19.41
$1941
current price $19.41Hydrogen Water Quality Tester H2 Monitor, TEMP & ORP Meter 0-2400PPb for Drinking Water, Aquariums, Spa
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 $26.22
$2622
current price $26.22M 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] $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]
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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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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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
Sponsored
$1499
current price $14.99pH 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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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 $45.52
$4552
current price $45.52YAHHU 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
10-in-1 P-H Meter Tester Digital Water Quality Test Meter With/non Backlight TDS/EC/SALT/TEMP/S.G/ORP/H2/Fertile Test ,Accurate - WHITE_THE $73.96
$7396
current price $73.9610-in-1 P-H Meter Tester Digital Water Quality Test Meter With/non Backlight TDS/EC/SALT/TEMP/S.G/ORP/H2/Fertile Test ,Accurate - WHITE_THE
7 in 1 PH/Free Chlorine/ORP/EC/TDS/Salt/Temp PH Meter Swimming Pool Salinity Tester IP67 Waterproof for Aquarium $61.35
$6135
current price $61.357 in 1 PH/Free Chlorine/ORP/EC/TDS/Salt/Temp PH Meter Swimming Pool Salinity Tester IP67 Waterproof for Aquarium
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
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
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
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
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
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
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
Tuya WiFi 7 In1 Water Quality Tester Multi-Parameter Water Analyzer PH/ORP/EC/PPM//Humidity/TEMP Monitor Meter US Plug $75.58
$7558
current price $75.58Tuya WiFi 7 In1 Water Quality Tester Multi-Parameter Water Analyzer PH/ORP/EC/PPM//Humidity/TEMP Monitor Meter US Plug
21.5 out of 5 Stars. 2 reviews
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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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
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
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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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
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 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
LIENIAO PH Meter, 7 in 1 pH/TDS/EC/ORP/S.G/Salinity/Temp Meter with ATC pH Tester, 0.01 Resolution High Accuracy Water Tester, pH Meter for Water Household Drinking, Swimming Pool and Aquarium $27.99
$2799
current price $27.99LIENIAO PH Meter, 7 in 1 pH/TDS/EC/ORP/S.G/Salinity/Temp Meter with ATC pH Tester, 0.01 Resolution High Accuracy Water Tester, pH Meter for Water Household Drinking, Swimming Pool and Aquarium
7 In 1 Water Quality Tester PH TDS EC ORP Redox Salinity S. G Temperature TEMP Meter C-600 For Drinking Water Aquariums PH Test ,Multifunctional $69.90
$6990
current price $69.907 In 1 Water Quality Tester PH TDS EC ORP Redox Salinity S. G Temperature TEMP Meter C-600 For Drinking Water Aquariums PH Test ,Multifunctional
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
6 In 1 Smart Floating Swimming Pool Water Analyzer APP Online Monitor Water Quality Tester BT PH CL TDS EC ORP TEMP Tester ,Multifunctional $123.99
$12399
current price $123.996 In 1 Smart Floating Swimming Pool Water Analyzer APP Online Monitor Water Quality Tester BT PH CL TDS EC ORP TEMP Tester ,Multifunctional
Milwaukee MW151 MAX pH/ORP/Temp USB Logging Bench Meter USA 110V $538.20
$53820
current price $538.20Milwaukee MW151 MAX pH/ORP/Temp USB Logging Bench Meter USA 110V
Digital 7 in 1 PH/TDS/EC/Salt/ORP/SG/Temp Meter Waterproof High Accuracy Tester for Hydroponic Nutrients, Pool, Aquarium Soil ,Multifunctional $60.39
$6039
current price $60.39Digital 7 in 1 PH/TDS/EC/Salt/ORP/SG/Temp Meter Waterproof High Accuracy Tester for Hydroponic Nutrients, Pool, Aquarium Soil ,Multifunctional
Suodoka 7-in-1 Digital Water Quality Monitor Chlorine PH TDS SALT ORP FAC EC Temperature Test Meter, Multifunctional Mariculture Tester for Drinking Water, Pool, Aquarium (9.06 inches / 23 cm) $58.47
$5847
current price $58.47Suodoka 7-in-1 Digital Water Quality Monitor Chlorine PH TDS SALT ORP FAC EC Temperature Test Meter, Multifunctional Mariculture Tester for Drinking Water, Pool, Aquarium (9.06 inches / 23 cm)
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