Rohs Tester(31)
Uses item details. Price when purchased online
CoreLiving 4 in 1 Digital Water Tester and TDS Meter with EC & Temperature (C/F) Function, 0-9999 ppm Water Quality Test Kit for Drinking Water, RO/DI System, Aquariums and Hydroponics, 1 Tester $4.16 Was $4.64
Now$416
current price Now $4.16, Was $4.64$4.64
CoreLiving 4 in 1 Digital Water Tester and TDS Meter with EC & Temperature (C/F) Function, 0-9999 ppm Water Quality Test Kit for Drinking Water, RO/DI System, Aquariums and Hydroponics, 1 Tester
In 50+ people's carts 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
In 50+ people's carts
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
24.5 out of 5 Stars. 2 reviews
Digital Water Tester for Drinking Water, TDS/EC/TemperatureC/F, RO/DI System, Aquariums Etc Meter | 0-9999 ppm $14.99
$1499
current price $14.99Digital Water Tester for Drinking Water, TDS/EC/TemperatureC/F, RO/DI System, Aquariums Etc Meter | 0-9999 ppm
Digital Water Quality Tester: 4-in-1 TDS Meter (TDS,EC,Temp C/F) | 0-9990 ppm | Perfect for Drinking Water,RO Systems & Pools $4.48
$448
current price $4.48Digital Water Quality Tester: 4-in-1 TDS Meter (TDS,EC,Temp C/F) | 0-9990 ppm | Perfect for Drinking Water,RO Systems & Pools
4 in 1 TDS Meter Digital Water Tester - Accurate and Reliable TDS EC & Temp(C,F) Meter, 0-9990ppm - Professional Testing for Drinking Water, RO/DI System, Aquariums etc $7.62 Was $8.69
Now$762
current price Now $7.62, Was $8.69$8.69
4 in 1 TDS Meter Digital Water Tester - Accurate and Reliable TDS EC & Temp(C,F) Meter, 0-9990ppm - Professional Testing for Drinking Water, RO/DI System, Aquariums etc
Portable 4-in-1 Digital TDS Water Tester Meter with EC, Temp & Color Display for Tap, RO & Bottled Water $8.99
$899
current price $8.99Portable 4-in-1 Digital TDS Water Tester Meter with EC, Temp & Color Display for Tap, RO & Bottled Water
Clearance Digital pH TDS & EC Temp Meter for Water,pH Pen and PPM Tester TDS-EC-Temperature Meter,PH Tester with 0-14.00pH and 0.01 Accuracy,TDS EC PH Meters for Aquarium,Hydroponic,RO System $6.00 Was $15.99
Clearance
Now$600
current price Now $6.00, Was $15.99$15.99
Digital pH TDS & EC Temp Meter for Water,pH Pen and PPM Tester TDS-EC-Temperature Meter,PH Tester with 0-14.00pH and 0.01 Accuracy,TDS EC PH Meters for Aquarium,Hydroponic,RO System
DAMAI 2025 New 4 in 1 Digital Water Quality Tester,0-9990PPM TDS Meter Digital Water Tester,Professional Testing for Drinking Water, Hydroponics, Aquariums, RO Systems Swimming Pools $3.97
$397
current price $3.97DAMAI 2025 New 4 in 1 Digital Water Quality Tester,0-9990PPM TDS Meter Digital Water Tester,Professional Testing for Drinking Water, Hydroponics, Aquariums, RO Systems Swimming Pools
2026 All-New 4-in-1 TDS Meter: Test TDS, EC & Temp (C/F) with 0-9999 ppm Range. Accurate Digital Water Tester for Drinking Water, RO/DI Systems, Aquariums, Hydroponics. $17.98
$1798
current price $17.982026 All-New 4-in-1 TDS Meter: Test TDS, EC & Temp (C/F) with 0-9999 ppm Range. Accurate Digital Water Tester for Drinking Water, RO/DI Systems, Aquariums, Hydroponics.
15 out of 5 Stars. 1 reviews
Digital Water Purifier TDS Tester, 4-in-1 Water Quality Meter with EC & Temperature Measurement, Backlit LCD Display, Auto Shut-Off, Water Purity Tester for Drinking Water, RO Systems, Aquariums $19.99
$1999
current price $19.99Digital Water Purifier TDS Tester, 4-in-1 Water Quality Meter with EC & Temperature Measurement, Backlit LCD Display, Auto Shut-Off, Water Purity Tester for Drinking Water, RO Systems, Aquariums
FeelGlad Water Quality Tester, Digital TDS Meter, EC Meter and Temperature Meter 3 in 1, 0-9990ppm, Ideal Water Test Meter for Hydroponics, Ro System, Pool, Aquarium, Spa and Water Hardness $9.99
$999
current price $9.99FeelGlad Water Quality Tester, Digital TDS Meter, EC Meter and Temperature Meter 3 in 1, 0-9990ppm, Ideal Water Test Meter for Hydroponics, Ro System, Pool, Aquarium, Spa and Water Hardness
25 out of 5 Stars. 2 reviews
Clearance 6In Digital Water Quality Tester for Drinking Water, 4 in 1 Meter with Temperature Monitor, Accurate Hardness Checker for Aquarium Pool Hydroponics Ro System (1Pcs, White) $2.99 Was $5.89
Clearance
Now$299
current price Now $2.99, Was $5.89$5.89
6In Digital Water Quality Tester for Drinking Water, 4 in 1 Meter with Temperature Monitor, Accurate Hardness Checker for Aquarium Pool Hydroponics Ro System (1Pcs, White)
All-New 4 in 1 Digital TDS Meter Water Tester with TDS, EC and Temperature Readings, 0-9999 Ppm for RO/DI Systems, Aquariums and Drinking Water From $12.99
From$1299
All-New 4 in 1 Digital TDS Meter Water Tester with TDS, EC and Temperature Readings, 0-9999 Ppm for RO/DI Systems, Aquariums and Drinking Water
Water Quality Tester,0-9999ppm Meter,LCD Display,Accuracy Testing Water Meter for Drinking Water, Aquariums,RO System,Swinging Pool and More(5PCS) From $15.91
2 options
Available in additional 2 optionsFrom$1591
Water Quality Tester,0-9999ppm Meter,LCD Display,Accuracy Testing Water Meter for Drinking Water, Aquariums,RO System,Swinging Pool and More(5PCS)
2025 AllNew 4 in 1 Tds Meter Digital Water Tester Accurate And Reliable Tds Ec & Temp(C ,F) Meter 09990Ppm Professional Testing for Drinking Water, Ro/Di System, Aquariums Etc $3.09 Was $5.39
Now$309
current price Now $3.09, Was $5.39$5.39
2025 AllNew 4 in 1 Tds Meter Digital Water Tester Accurate And Reliable Tds Ec & Temp(C ,F) Meter 09990Ppm Professional Testing for Drinking Water, Ro/Di System, Aquariums Etc
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
New 4 in 1 Tds Meter Digital Water Teste,Water Tester for Drinking Waters for Tap,Well,Pool,Hydroponics,Aquarium,Ro/Di System,Compact and Portable (White-Leather Case) $5.48
$548
current price $5.48New 4 in 1 Tds Meter Digital Water Teste,Water Tester for Drinking Waters for Tap,Well,Pool,Hydroponics,Aquarium,Ro/Di System,Compact and Portable (White-Leather Case)
Clearance 2 Pack TDS Digital Water Tester,Electronic Water Testers,Accurate and Reliable TDS EC & Temp(C,F) Meter,Water Test Meter for Drinking Water,RO/DI System and Aquariums,Blue(5.51x0.94")(Blue*2) $6.79 Was $7.69
Clearance
Now$679
current price Now $6.79, Was $7.69$7.69
2 Pack TDS Digital Water Tester,Electronic Water Testers,Accurate and Reliable TDS EC & Temp(C,F) Meter,Water Test Meter for Drinking Water,RO/DI System and Aquariums,Blue(5.51x0.94")(Blue*2)
New 4 in 1 Meter Digital Water Tester, Accurate and Reliable Meter, 0-9999ppm, RO/DI System From $16.99
From$1699
New 4 in 1 Meter Digital Water Tester, Accurate and Reliable Meter, 0-9999ppm, RO/DI System
4-in-1 TDS Meter Digital Water Tester, Accurate TDS EC & Temperature Tester with Backlit LCD, for Drinking Water, Aquarium, Hydroponics, Pool, RO/DI System Water Quality Testing $5.29
$529
current price $5.294-in-1 TDS Meter Digital Water Tester, Accurate TDS EC & Temperature Tester with Backlit LCD, for Drinking Water, Aquarium, Hydroponics, Pool, RO/DI System Water Quality Testing
4 in 1 TDS Meter Digital Water Tester - Accurate and Reliable TDS EC & Temp(C,F) Meter,0-9990ppm - Professional Testing for Drinking Water,RO/DI System,Aquariums etc $4.49
$449
current price $4.494 in 1 TDS Meter Digital Water Tester - Accurate and Reliable TDS EC & Temp(C,F) Meter,0-9990ppm - Professional Testing for Drinking Water,RO/DI System,Aquariums etc
TDS Water Tester, 4 in 1 TDS Meter Digital Water Tester, Accurate and Reliable Digital TDS EC & Temp(C,F) Meter, 0-9990PPM Water Quality Tester for Drinking Water RO/DI System Aquarium White 6.1In $15.88
$1588
current price $15.88TDS Water Tester, 4 in 1 TDS Meter Digital Water Tester, Accurate and Reliable Digital TDS EC & Temp(C,F) Meter, 0-9990PPM Water Quality Tester for Drinking Water RO/DI System Aquarium White 6.1In
GJX 4-in-1 Digital TDS Meter, Water Quality Tester for EC & Temp, 0-9990PPM Pen Tool for Drinking Water RO System Aquariums $6.62
$662
current price $6.62GJX 4-in-1 Digital TDS Meter, Water Quality Tester for EC & Temp, 0-9990PPM Pen Tool for Drinking Water RO System Aquariums
GJX 4 in 1 Digital Water Quality Tester - TDS/EC/TemperatureC/FTDS Meter | 0-9999 ppm | Accurate and Professional for Drinking Water, Hydroponics, Aquariums, RO Systems, Pool $7.37
$737
current price $7.37GJX 4 in 1 Digital Water Quality Tester - TDS/EC/TemperatureC/FTDS Meter | 0-9999 ppm | Accurate and Professional for Drinking Water, Hydroponics, Aquariums, RO Systems, Pool
GJX 4 in 1 Tds Meter Digital Water Tester,Accurate Tds Ec&Temperature(CF)Meter 0-9999Ppm for Tap Water,Ro System,Aquarium Accurate Water Tester $10.05
$1005
current price $10.05GJX 4 in 1 Tds Meter Digital Water Tester,Accurate Tds Ec&Temperature(CF)Meter 0-9999Ppm for Tap Water,Ro System,Aquarium Accurate Water Tester
2025 All-New 4 in 1 Tds Meter Digital Water Tester, Accurate and Reliable TDS EC & Temp(C,F) Meter - 0-9990ppm, Professional Testing for Drinking Water, RO/DI System, Aquariums etc $10.50 Was $12.50
Now$1050
current price Now $10.50, Was $12.50$12.50
2025 All-New 4 in 1 Tds Meter Digital Water Tester, Accurate and Reliable TDS EC & Temp(C,F) Meter - 0-9990ppm, Professional Testing for Drinking Water, RO/DI System, Aquariums etc
GJX 4 in 1 Tds Meter Digital Water Tester, Accurate Tds Ec & Temperature (C/F) Meter 0-9999Ppm for Tap Water, Ro System, Aquarium $7.59
$759
current price $7.59GJX 4 in 1 Tds Meter Digital Water Tester, Accurate Tds Ec & Temperature (C/F) Meter 0-9999Ppm for Tap Water, Ro System, Aquarium
TDS Meter, Digital Water Quality Tester with ATC, 0-9990 ppm Measuring Range, Portable Water Tester for Drinking Water, Tap Water, Aquariums, RO/RODI Systems (White) $19.98
$1998
current price $19.98TDS Meter, Digital Water Quality Tester with ATC, 0-9990 ppm Measuring Range, Portable Water Tester for Drinking Water, Tap Water, Aquariums, RO/RODI Systems (White)
1 Pack TDS Meter Water Tester with Temperature, 0-9999 PPM, Backlit LCD, Auto Lock, for Drinking Water, RO System, Aquarium $13.39
$1339
current price $13.391 Pack TDS Meter Water Tester with Temperature, 0-9999 PPM, Backlit LCD, Auto Lock, for Drinking Water, RO System, Aquarium
Solivara Water Testing Kits For Drinking Water 4 In 1 Tds Meter With Temperature For Tap Well Pool Hydroponics Aquarium Ro Di System (White,6.3in) $7.99
$799
current price $7.99Solivara Water Testing Kits For Drinking Water 4 In 1 Tds Meter With Temperature For Tap Well Pool Hydroponics Aquarium Ro Di System (White,6.3in)
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
2 options
Available in additional 2 options4 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
Other options to consider(121)
VKLU Digital TDS Meter Water Quality Tester, 0-9990 PPM Portable PPM Monitor for Drinking Water, RO System & Aquariums, Fast Read Purity Checker From $2.99
From$299
VKLU Digital TDS Meter Water Quality Tester, 0-9990 PPM Portable PPM Monitor for Drinking Water, RO System & Aquariums, Fast Read Purity Checker
New TDS Water Tester, TDS Meter Digital Water Tester - High Accurate and Reliable Digital PPM Meter, 0-9990PPM Water Quality Tester for Drinking Water RO/DI System Wine Pool Food Hydroponics, Green $10.01
$1001
current price $10.01New TDS Water Tester, TDS Meter Digital Water Tester - High Accurate and Reliable Digital PPM Meter, 0-9990PPM Water Quality Tester for Drinking Water RO/DI System Wine Pool Food Hydroponics, Green
Reduced price All New 4 In 1 Tds Meter Digital Water Tester Accurate And Reliable TDS & Temp(°C °F) Meter 0 0 TestingforDrinking Water RO/DI System Aquariums Etc, Water Quality Testing Pen, Aquarium RO Water Was $8.00
Reduced price
All New 4 In 1 Tds Meter Digital Water Tester Accurate And Reliable TDS & Temp(°C °F) Meter 0 0 TestingforDrinking Water RO/DI System Aquariums Etc, Water Quality Testing Pen, Aquarium RO Water
Electronic Water Tester, Drinking Water RO System Hydroponic Aquarium, Features Unique Temperature Compensation, High Accuracy pH Meter, and Total Dissolved Solids $15.99
$1599
current price $15.99Electronic Water Tester, Drinking Water RO System Hydroponic Aquarium, Features Unique Temperature Compensation, High Accuracy pH Meter, and Total Dissolved Solids
LYINGF All New 4 In 1 TDS Meter, Digital Water Tester, Accurate and Reliable TDS & Temp(C F) Meter 0-9990 Testing for Drinking Water, RO/DI, Aquariums, Water Quality Test Pen, Hydroponics Meter $6.17 Was $9.99
Now$617
current price Now $6.17, Was $9.99$9.99
LYINGF All New 4 In 1 TDS Meter, Digital Water Tester, Accurate and Reliable TDS & Temp(C F) Meter 0-9990 Testing for Drinking Water, RO/DI, Aquariums, Water Quality Test Pen, Hydroponics Meter
10 in 1 PH/EC/TDS/ORP/H2/Fertile/Salinity/S.G./Resistivity/Temp Water Quality Meter Digital Multifunction Tester For Aquariums $63.66
$6366
current price $63.6610 in 1 PH/EC/TDS/ORP/H2/Fertile/Salinity/S.G./Resistivity/Temp Water Quality Meter Digital Multifunction Tester For Aquariums
NFTIGB Professional pH-007T Pen-Type pH Meter High Precision Acidity Tester with ATC Auto Calibration Backlight LCD Water Quality Analysis Device $24.21
$2421
current price $24.21NFTIGB Professional pH-007T Pen-Type pH Meter High Precision Acidity Tester with ATC Auto Calibration Backlight LCD Water Quality Analysis Device
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
Triplett Network Cable Tester,9"H x 7"W x 1-3/4"D CTX200PA $130.08
$13008
current price $130.08Triplett Network Cable Tester,9"H x 7"W x 1-3/4"D CTX200PA
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