Ppm Hydroponics(70)
Uses item details. Price when purchased online
All-New 4 in 1 Tds Meter Digital Water Tester - Accurate and Reliable TDS EC & Temp(°C,°F) Meter - 0-9999ppm - Professional Testing for Drinking Water, RO/DI System, Aquariums etc $11.99 Was $21.98
Sponsored
Now$1199
current price Now $11.99, Was $21.98$21.98
All-New 4 in 1 Tds Meter Digital Water Tester - Accurate and Reliable TDS EC & Temp(°C,°F) Meter - 0-9999ppm - Professional Testing for Drinking Water, RO/DI System, Aquariums etc
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Reduced price 2 Pack Digital TDS Meter Water Quality Tester 0-9999 PPM EC Temperature Meter Portable Pen Accurate Drinking Water Test Tool For RO Aquarium Pool Hydroponics with LCD Display $12.59 Was $13.99
Sponsored
Now$1259
current price Now $12.59, Was $13.99$13.99
2 Pack Digital TDS Meter Water Quality Tester 0-9999 PPM EC Temperature Meter Portable Pen Accurate Drinking Water Test Tool For RO Aquarium Pool Hydroponics with LCD Display
32.7 out of 5 Stars. 3 reviews
Wiher PH Tester Digital, 5-in-1Water Tester with LED Display Screen PH/TDS/EC/Salinity/Temp Meter for Drinking Water Swimming Pools Hydroponic Plants Aquariums Wine Making $25.64 Was $26.99
Sponsored
Now$2564
current price Now $25.64, Was $26.99$26.99
Wiher PH Tester Digital, 5-in-1Water Tester with LED Display Screen PH/TDS/EC/Salinity/Temp Meter for Drinking Water Swimming Pools Hydroponic Plants Aquariums Wine Making
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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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GJX 2026 New Digital Electric Tds Meter Ppm Tester Hydroponics Water Test Pen Purity,For Water Quality Testing,Hydroponics,Aquarium Care,Pool Maintenance,Filtration Systems. $6.36
$636
current price $6.36GJX 2026 New Digital Electric Tds Meter Ppm Tester Hydroponics Water Test Pen Purity,For Water Quality Testing,Hydroponics,Aquarium Care,Pool Maintenance,Filtration Systems.
5 in 1 pH Meter for Hydroponics PPM EC Meter for Plant Nutrients Simultaneous Measurement of pH Conductivity TDS Temperature Salt for Reservoir Tank Water DWC Aeroponic Garden Indoor Outdoor Growing
5 in 1 pH Meter for Hydroponics PPM EC Meter for Plant Nutrients Simultaneous Measurement of pH Conductivity TDS Temperature Salt for Reservoir Tank Water DWC Aeroponic Garden Indoor Outdoor Growing
2-in-1 PPM Water TDS Meter Tester Drinking Water Quality Analyzer Monitor Filter Rapid Test Aquarium Hydroponics Pools PPM TDS-3 $25.52
$2552
current price $25.522-in-1 PPM Water TDS Meter Tester Drinking Water Quality Analyzer Monitor Filter Rapid Test Aquarium Hydroponics Pools PPM TDS-3
pH Meter for Hydroponics PPM EC Meter for Plant Nutrients Simultaneous Measurement of pH Conductivity TDS Temperature for Reservoir Tank Water DWC Aeroponic Garden Indoor Outdoor Growing $50.98
$5098
current price $50.98pH Meter for Hydroponics PPM EC Meter for Plant Nutrients Simultaneous Measurement of pH Conductivity TDS Temperature for Reservoir Tank Water DWC Aeroponic Garden Indoor Outdoor Growing
3 in 1 Digital PH /TDS/ EC Meter Tester Thermometer Pen Water Purity PPM Filter Hydroponic for Aquarium Pool Water Monitor Tools
3 in 1 Digital PH /TDS/ EC Meter Tester Thermometer Pen Water Purity PPM Filter Hydroponic for Aquarium Pool Water Monitor Tools
TDS Meter Water Tester Digital TDS-3 Water Quality Tester 0-9990 PPM 1 PPM Resolution ATC Accurate Measurement Hydroponics Aquarium Portable $12.99
$1299
current price $12.99TDS Meter Water Tester Digital TDS-3 Water Quality Tester 0-9990 PPM 1 PPM Resolution ATC Accurate Measurement Hydroponics Aquarium Portable
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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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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Clearance CoreLiving Digital TDS Meter Water Tester, High Precision PPM Water Quality Tester for Drinking Water, Aquariums, Hydroponics, and Swimming Pools, 0-9999 ppm Measurement Range, Grey Was $3.54
CoreLiving Digital TDS Meter Water Tester, High Precision PPM Water Quality Tester for Drinking Water, Aquariums, Hydroponics, and Swimming Pools, 0-9999 ppm Measurement Range, Grey
Digital Meter 0-9990 PPM Water Quality Tester With LCD Display And Temperature Function For Drinking Water, Hydroponics, Aquariums, Pools, And Food Safety Monitoring $9.67
$967
current price $9.67Digital Meter 0-9990 PPM Water Quality Tester With LCD Display And Temperature Function For Drinking Water, Hydroponics, Aquariums, Pools, And Food Safety Monitoring
Handheld TDS Meter One Click TDS Pen PPM Detection LCD Display Drinking Water Quality Tester For Aquarium Hydroponics Pools
Handheld TDS Meter One Click TDS Pen PPM Detection LCD Display Drinking Water Quality Tester For Aquarium Hydroponics Pools
Digital Water Tester 4 in 1 with EC Temp Color Display for Tap Water Aquariums Hydroponics 0-9990 PPM Meter From $16.99
From$1699
Digital Water Tester 4 in 1 with EC Temp Color Display for Tap Water Aquariums Hydroponics 0-9990 PPM Meter
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
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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WiFi PH Meter Temp TDS(ppm) EC ORP Water Tester Tuya APP Smart Monitor Digital Analyzer for Aquariums Hydroponics Swimming Pool $131.48
$13148
current price $131.48WiFi PH Meter Temp TDS(ppm) EC ORP Water Tester Tuya APP Smart Monitor Digital Analyzer for Aquariums Hydroponics Swimming Pool
3-in-1 Digital EC TDS Meter Tester Temperature Pen Water Purity PPM Filter Hydroponic For Aquarium Pool Water Monitor ,Multifunctional From $27.64
From$2764
3-in-1 Digital EC TDS Meter Tester Temperature Pen Water Purity PPM Filter Hydroponic For Aquarium Pool Water Monitor ,Multifunctional
KITTEHIGM Water Tester Total Dissolved Solids Meter Digital Water Quality Tester for Drinking Water Hydroponics Aquarium Pools 0-9990 ppm with Backlit Display $10.99
$1099
current price $10.99KITTEHIGM Water Tester Total Dissolved Solids Meter Digital Water Quality Tester for Drinking Water Hydroponics Aquarium Pools 0-9990 ppm with Backlit Display
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
453.4 out of 5 Stars. 45 reviews
VEVOR TDS Meter, 0-9990 ppm Measuring Range, EC (Conductivity) /TDS (ppm) Multi-Parameter Measurement, Digital Water Tester with ATC, Clear VA Display Screen, for Drinking Water Quality Testing $42.99
Sponsored
$4299
current price $42.99VEVOR TDS Meter, 0-9990 ppm Measuring Range, EC (Conductivity) /TDS (ppm) Multi-Parameter Measurement, Digital Water Tester with ATC, Clear VA Display Screen, for Drinking Water Quality Testing
GJX 2026 New Tds Meter Digital Water Tester,Water Quality Tester,Water Tds Meter,Tds Meter Digital Electric Tds Meter Ec Ppm Tester Hydroponics Water Test Pen Purity $7.55
$755
current price $7.55GJX 2026 New Tds Meter Digital Water Tester,Water Quality Tester,Water Tds Meter,Tds Meter Digital Electric Tds Meter Ec Ppm Tester Hydroponics Water Test Pen Purity
GJX 2026 New Tds Meter Temp Ppm Digital Lcd Tester Tap Water Quality Filter Purity 0-9990 for Water,Aquarium,Hydroponics,Drinking,Pool,Fish Tank $7.55
$755
current price $7.55GJX 2026 New Tds Meter Temp Ppm Digital Lcd Tester Tap Water Quality Filter Purity 0-9990 for Water,Aquarium,Hydroponics,Drinking,Pool,Fish Tank
4 In 1 Digital PH ORP Temp H2 Meter Ppm Ppb Dissolved Hydrogen Water Tester For Aquarium Drinking Water Hydroponics Pool ,Multifunctional $52.53
$5253
current price $52.534 In 1 Digital PH ORP Temp H2 Meter Ppm Ppb Dissolved Hydrogen Water Tester For Aquarium Drinking Water Hydroponics Pool ,Multifunctional
TDS Meter Electronic Water Tester 0-9990 PPM Measurement Range Digital Water Test Pen for Drinking Water Aquariums Pools and Hydroponics,1 $9.94
$994
current price $9.94TDS Meter Electronic Water Tester 0-9990 PPM Measurement Range Digital Water Test Pen for Drinking Water Aquariums Pools and Hydroponics,1
TDS Meter Water Tester Digital TDS-4 Pocket Size Water Quality Tester 0-9990 PPM 1 PPM Resolution ATC Accurate Measurement Hydroponics Aquarium Portable Was $6.99
TDS Meter Water Tester Digital TDS-4 Pocket Size Water Quality Tester 0-9990 PPM 1 PPM Resolution ATC Accurate Measurement Hydroponics Aquarium Portable
Leeye Digital 4-in-1 TDS Water Quality Tester, PPM EC Temperature Meter for Drinking Pool Aquarium Hydroponics, White
Leeye Digital 4-in-1 TDS Water Quality Tester, PPM EC Temperature Meter for Drinking Pool Aquarium Hydroponics, White
Nieyigj M1 Digital TDS Meter Test Pen Water Quality Analyzer Portable Multi-parameter Tester for Swimming Pool Aquarium Hydroponics 0-9990 PPM Measurement Range High Accuracy Resolution $10.49
$1049
current price $10.49Nieyigj M1 Digital TDS Meter Test Pen Water Quality Analyzer Portable Multi-parameter Tester for Swimming Pool Aquarium Hydroponics 0-9990 PPM Measurement Range High Accuracy Resolution
Reduced price 2 Pack Digital TDS Meter Water Quality Tester 0-9999 PPM EC Temperature Meter Portable Pen Accurate Drinking Water Test Tool For RO Aquarium Pool Hydroponics with LCD Display $12.59 Was $13.99
Now$1259
current price Now $12.59, Was $13.99$13.99
2 Pack Digital TDS Meter Water Quality Tester 0-9999 PPM EC Temperature Meter Portable Pen Accurate Drinking Water Test Tool For RO Aquarium Pool Hydroponics with LCD Display
32.7 out of 5 Stars. 3 reviews
3-in-1 Digital EC TDS Meter Tester Temperature Pen Water Purity PPM Filter Hydroponic For Aquarium Pool Water Monitor ,Accurate - BLUE_X $27.40
$2740
current price $27.403-in-1 Digital EC TDS Meter Tester Temperature Pen Water Purity PPM Filter Hydroponic For Aquarium Pool Water Monitor ,Accurate - BLUE_X
Digital Water Tester for Drinking Water - 4 in 1 with EC, Temp, Color Display, 0-9990 PPM for Tap Water & Hydroponics From $12.99
From$1299
Digital Water Tester for Drinking Water - 4 in 1 with EC, Temp, Color Display, 0-9990 PPM for Tap Water & Hydroponics
2 Pack TDS Meter Digital Water Tester, 0-9990 PPM Water Quality Test Pen with Auto Calibration for Drinking Water, Aquariums, Pools, Hydroponics Was $5.99
2 Pack TDS Meter Digital Water Tester, 0-9990 PPM Water Quality Test Pen with Auto Calibration for Drinking Water, Aquariums, Pools, Hydroponics
3-in-1 Digital EC TDS Meter Tester Temperature Pen Water Purity PPM Filter Hydroponic For Aquarium Pool Water Monitor ,Accurate - WHITE_X $27.40
$2740
current price $27.403-in-1 Digital EC TDS Meter Tester Temperature Pen Water Purity PPM Filter Hydroponic For Aquarium Pool Water Monitor ,Accurate - WHITE_X
Clearance 4-in-1 Digital Water Tester Accurate TDS/EC/Temperature Meter, 0-9999 ppm Range, Dual-Backlit LCD (Green/Red Alert), for Drinking Water, Aquarium, Hydroponics & Pool $8.29 Was $13.29
Now$829
current price Now $8.29, Was $13.29$13.29
4-in-1 Digital Water Tester Accurate TDS/EC/Temperature Meter, 0-9999 ppm Range, Dual-Backlit LCD (Green/Red Alert), for Drinking Water, Aquarium, Hydroponics & Pool
4 in 1 TDS Meter Digital Water Tester for Drinking Water, All New 2025 Portable Water Quality Tester with EC Temp Color Display, PPM Meter Water Tester for Aquarium Hydroponics Tap Water (White)
4 in 1 TDS Meter Digital Water Tester for Drinking Water, All New 2025 Portable Water Quality Tester with EC Temp Color Display, PPM Meter Water Tester for Aquarium Hydroponics Tap Water (White)
15 out of 5 Stars. 1 reviews
Digital Water Tester, TDS Meter with 0-9990 ppm Measurement Range, Electronic Water Quality Test Pen for Drinking Water, Aquariums, Pools, Hydroponics, Portable Handheld TDS Tester
Digital Water Tester, TDS Meter with 0-9990 ppm Measurement Range, Electronic Water Quality Test Pen for Drinking Water, Aquariums, Pools, Hydroponics, Portable Handheld TDS Tester
Yajisi Portable Digital TDS Water Quality Monitor Tester, High Accuracy 0-1999 ppm Range TDS Analyzer Meter for Hydroponics, Aquariums, Pools, and Drinking Water (Battery Not Included) $16.79
$1679
current price $16.79Yajisi Portable Digital TDS Water Quality Monitor Tester, High Accuracy 0-1999 ppm Range TDS Analyzer Meter for Hydroponics, Aquariums, Pools, and Drinking Water (Battery Not Included)
4 in 1 Digital Water Quality Tester, TDS/EC/Temperature (C/F) TDS Meter 0-9999 ppm for Drinking Water, Hydroponics, Aquariums, RO Systems, Pool $14.99
$1499
current price $14.994 in 1 Digital Water Quality Tester, TDS/EC/Temperature (C/F) TDS Meter 0-9999 ppm for Drinking Water, Hydroponics, Aquariums, RO Systems, Pool
15 out of 5 Stars. 1 reviews
4 in 1 Digital Water Tester,Portable Water Quality Tester with EC Temp Color Display, Water Tester for Drinking Water Digital Hydroponics,Aquariums,RO Systems,Pool,0-9990 PPM Meter From $12.86
From$1286
4 in 1 Digital Water Tester,Portable Water Quality Tester with EC Temp Color Display, Water Tester for Drinking Water Digital Hydroponics,Aquariums,RO Systems,Pool,0-9990 PPM Meter
GJX Portable TDS Water Quality Tester, Digital LCD Meter Pen with Auto Temp Compensation, High Precision PPM Monitor for Drinking Water, Aquariums, Hydroponics, and Pools $7.62
$762
current price $7.62GJX Portable TDS Water Quality Tester, Digital LCD Meter Pen with Auto Temp Compensation, High Precision PPM Monitor for Drinking Water, Aquariums, Hydroponics, and Pools
4 In 1 Tds Meter Digital Water Tester, Quick And Easy To Use, Accurate & Reliable 09990 Ppm Meter, Ideal For Aquariums, Swimming Pool, Hydroponics $23.99
$2399
current price $23.994 In 1 Tds Meter Digital Water Tester, Quick And Easy To Use, Accurate & Reliable 09990 Ppm Meter, Ideal For Aquariums, Swimming Pool, Hydroponics
4 in 1 TDS Meter Digital Water Tester for Drinking Water, All New 2025 Portable Water Quality Tester with EC Temp Color Display, PPM Meter Water Tester for Aquarium Hydroponics Tap Water (White)
4 in 1 TDS Meter Digital Water Tester for Drinking Water, All New 2025 Portable Water Quality Tester with EC Temp Color Display, PPM Meter Water Tester for Aquarium Hydroponics Tap Water (White)
13 out of 5 Stars. 1 reviews
GJX 2026 New Water Quality Tester,Tds Meter,0-9990 Ppm Digital Water Tester for Drinking Water,Aquariums,Pools,Hydroponics,Portable,Deep Blue for Home,Aquarium,Pool,Hydroponics $6.73
$673
current price $6.73GJX 2026 New Water Quality Tester,Tds Meter,0-9990 Ppm Digital Water Tester for Drinking Water,Aquariums,Pools,Hydroponics,Portable,Deep Blue for Home,Aquarium,Pool,Hydroponics
Clearance Tanuke TDS Meter Digital Water Tester - Self-Calibrating for Accurate Results - Water Quality Tester Ideal for Drinking Water, Hydroponics, TDS and PPM Measurement $3.74 Was $5.86
Now$374
current price Now $3.74, Was $5.86$5.86
Tanuke TDS Meter Digital Water Tester - Self-Calibrating for Accurate Results - Water Quality Tester Ideal for Drinking Water, Hydroponics, TDS and PPM Measurement
PH Meter, Digital 4 in 1 PH EC TDS Temp Meter for Water Hydroponics, Waterproof and EC PPM Water Tester for Laboratory $20.72
$2072
current price $20.72PH Meter, Digital 4 in 1 PH EC TDS Temp Meter for Water Hydroponics, Waterproof and EC PPM Water Tester for Laboratory
Clearance Tds Meter Digital Water Tester, Electronic Water Quality Test Pen for Drinking Water, Aquariums, Pools & Hydroponics, Measures Ppm Of total Dissolved Solids From $2.19
2 options
Available in additional 2 optionsFrom$219
Tds Meter Digital Water Tester, Electronic Water Quality Test Pen for Drinking Water, Aquariums, Pools & Hydroponics, Measures Ppm Of total Dissolved Solids
TDS Meter Digital Water Tester,Professional 3-in-1 TDS, Temperature and EC Meter, 0-9999ppm, Ideal ppm Meter for Scientific Hydroponics Aquarium Pool $5.19
$519
current price $5.19TDS Meter Digital Water Tester,Professional 3-in-1 TDS, Temperature and EC Meter, 0-9999ppm, Ideal ppm Meter for Scientific Hydroponics Aquarium Pool
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PH-80 pH Meter Waterproof PH80 Tester HydroTester HM Digital$46.99current price $46.99pH Meter,Water Quality Tester With Water Sauce Tester 1.5-inch Lcd Quality Tester 1.5-inch Ph Meter Pen With Water 0-14ph Water Quality Ph Pen With Laboratory Meter 0-14ph Water Red pH-98201L
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