Shop Water pH Level Tester

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$9.99
Digital Ph Meter Tester Pen For Water, Pre-Calibrated, High Accuracy ±0.01, 0-14 Ph Range, Pocket Size For Drinking Water, Pool, Aquarium &
Amazon.com
9K+
$9.99
Digital Ph Meter Tester Pen For Water, Pre-Calibrated, High Accuracy ±0.01, 0-14 Ph Range, Pocket Size For Drinking Water, Pool, Aquarium &
Amazon.com
9K+
$39.99
PH Meter & TDS Meter Digital Water Tester 5 in 1 Salinity Tester PH Temp EC And TDS Meter,PH Meter For Water With LCD Backlit,Water Testing Kits For
Amazon.com
41
Free shipping
$39.99
PH Meter & TDS Meter Digital Water Tester 5 in 1 Salinity Tester PH Temp EC And TDS Meter,PH Meter For Water With LCD Backlit,Water Testing Kits For
Amazon.com
41
$66.99
Hydrogen Water Tester,PH Meter 7 in 1 H2/TDS/EC/ORP/Salt/Temp With ATC & Backlight,Hydrogen Water Tester For Filtered Water, TDS Meter For Juice,
Amazon.com
23
Free shipping
$66.99
Hydrogen Water Tester,PH Meter 7 in 1 H2/TDS/EC/ORP/Salt/Temp With ATC & Backlight,Hydrogen Water Tester For Filtered Water, TDS Meter For Juice,
Amazon.com
23
$22.99
Ph Tester,Digital Ph Meter For Water,New Version TDS Meter For Drinking Water With Backlit Simultaneously Display 4 in 1 TDS Ph EC Meter For Water
Amazon.com
29
$22.99
Ph Tester,Digital Ph Meter For Water,New Version TDS Meter For Drinking Water With Backlit Simultaneously Display 4 in 1 TDS Ph EC Meter For Water
Amazon.com
29
$29.99
UIUZMAR Pool Salt Ph Tester Upgrade Ph And ORP Meter Accurate Consistent Pool Water For Ph, Salinity, ORP, TDS, EC, Temp Tester Ph PPM And EC Tester
Amazon.com
75
$29.99
UIUZMAR Pool Salt Ph Tester Upgrade Ph And ORP Meter Accurate Consistent Pool Water For Ph, Salinity, ORP, TDS, EC, Temp Tester Ph PPM And EC Tester
Amazon.com
75
$21.99
$29.99
GIDIGI Digital Ph Meter High Accuracy UL-Certified Water Tester With 6 Packs Calibration Powders Color LCD Backlit Display With Ph Test Strip For
Amazon.com
6
26% off
$21.99
$29.99
GIDIGI Digital Ph Meter High Accuracy UL-Certified Water Tester With 6 Packs Calibration Powders Color LCD Backlit Display With Ph Test Strip For
Amazon.com
6
$10.99
Portable Digital Water Purity Tester - Pen PH TDS Meter
Digitalzakka
30-day returns (most items)
$10.99
Portable Digital Water Purity Tester - Pen PH TDS Meter
Digitalzakka
30-day returns
$10.29
High Accuracy Digital Ph Meter Pen For Water Quality Testing - Ideal For Aquarium, Lab, Hydroponics
Digitalzakka
30-day returns (most items)
$10.29
High Accuracy Digital Ph Meter Pen For Water Quality Testing - Ideal For Aquarium, Lab, Hydroponics
Digitalzakka
30-day returns
$27.99
Ph Meter For Hydroponics PPM EC Meter For Plant Nutrients Simultaneous Measurement Of Ph Conductivity TDS Temperature For Reservoir Tank Water DWC
Amazon.com
179
$27.99
Ph Meter For Hydroponics PPM EC Meter For Plant Nutrients Simultaneous Measurement Of Ph Conductivity TDS Temperature For Reservoir Tank Water DWC
Amazon.com
179
$82.99
6-In-1 Digital Water Quality Tester: PH, EC, CF, TDS, Temp, ORP Analysis Eu-Plug
Digitalzakka
30-day returns (most items)
$82.99
6-In-1 Digital Water Quality Tester: PH, EC, CF, TDS, Temp, ORP Analysis Eu-Plug
Digitalzakka
30-day returns
$27.99
Waterproof Digital PH Meter With Dual LCD Display For Water Quality Testing
Digitalzakka
30-day returns (most items)
$27.99
Waterproof Digital PH Meter With Dual LCD Display For Water Quality Testing
Digitalzakka
30-day returns
$79.96
HM Digital PH-200 Waterproof Ph/Temp Meter For Testing
Hydrobuilder
367
30-day returns (most items)
$79.96
HM Digital PH-200 Waterproof Ph/Temp Meter For Testing
Hydrobuilder
367
$29.99
5In1 PH Water Tester, Digital Ph Meter For Water, EC And TDS Meter With PH TDS EC ORP Temp Water Quality Tester For Hydroponics Plant Swimming Pool
Amazon.com
Price dropped 25% below its 90-day average
$29.99
5In1 PH Water Tester, Digital Ph Meter For Water, EC And TDS Meter With PH TDS EC ORP Temp Water Quality Tester For Hydroponics Plant Swimming Pool
Amazon.com
25 % price drop
$41.97
$83.94
PH Meter And TDS Meter Digital Water Quality Tester With LCD Display - Ec Meter Blue | Uplift Essentials
Inspire Uplift
Free shipping
30-day returns (most items)
50% off
$41.97
$83.94
PH Meter And TDS Meter Digital Water Quality Tester With LCD Display - Ec Meter Blue | Uplift Essentials
Inspire Uplift
30-day returns
$29.99
$39.99
Digital Ph Meter For Soil, Soil Ph Tester For Potted Plants, Professional Ph Reader For Soil And Water, Electronic Soil Ph Test Kit For Garden, Lawn,
Amazon.com
85
25% off
$29.99
$39.99
Digital Ph Meter For Soil, Soil Ph Tester For Potted Plants, Professional Ph Reader For Soil And Water, Electronic Soil Ph Test Kit For Garden, Lawn,
Amazon.com
85
$28.99
GIDIGI Ph Meter Digital Display Color Screen 4 in 1 Ph Tester Ph EC TDS Temp Water Quality Test Pen Suitable For Home Planting Hydroponics Swimming
Amazon.com
$28.99
GIDIGI Ph Meter Digital Display Color Screen 4 in 1 Ph Tester Ph EC TDS Temp Water Quality Test Pen Suitable For Home Planting Hydroponics Swimming
Amazon.com
$38.99
5-In-1 Digital Water Quality Monitor: Tests TDS, EC, PH, Salinity, Temperature
Digitalzakka
30-day returns (most items)
$38.99
5-In-1 Digital Water Quality Monitor: Tests TDS, EC, PH, Salinity, Temperature
Digitalzakka
30-day returns
$39.97
$79.94
Pocket Hydroponics PH EC Meter, Digital LCD Tester, Aquarium Water Test Pen For PH, TDS & Temperature | The Cart Load
Inspire Uplift
Free shipping
30-day returns (most items)
50% off
$39.97
$79.94
Pocket Hydroponics PH EC Meter, Digital LCD Tester, Aquarium Water Test Pen For PH, TDS & Temperature | The Cart Load
Inspire Uplift
30-day returns
$12.69
$55.40
6588 Wifi Digital Water Quality Tester Wall Mounted 6 in 1 Water Analyzer PH/ EC/ / SALT/ S.G/ Temperature APP Remote Monitoring Alarm Notification For Drinking Water Aquarium Hydroponics Lab
pawfypets
77% off
$12.69
$55.40
6588 Wifi Digital Water Quality Tester Wall Mounted 6 in 1 Water Analyzer PH/ EC/ / SALT/ S.G/ Temperature APP Remote Monitoring Alarm Notification For Drinking Water Aquarium Hydroponics Lab
pawfypets
$117.33
$123.50
5.91" Digital Ph Meter Lcd Tester For Drinking Water Hydroponics Test
eBay
Free shipping
Used
$117.33
$123.50
5.91" Digital Ph Meter Lcd Tester For Drinking Water Hydroponics Test
eBay
Free shipping
$13.57
PH Meters 5 in 1 Digital PH Meter TDS/EC/ORP/Temperature Meter Portable Water Quality Monitor Tester For Pools Drinking Water Aquariums 230809
DHGate
2
Free shipping
$13.57
PH Meters 5 in 1 Digital PH Meter TDS/EC/ORP/Temperature Meter Portable Water Quality Monitor Tester For Pools Drinking Water Aquariums 230809
DHGate
2
$27.18
Flintronic Ph Meter Ph Tester Ph Water Quality Tester Water Quality Meter Lcd Display Backlight 0 14 P H Measuring Range
Everymarket INC
30-day returns (most items)
$27.18
Flintronic Ph Meter Ph Tester Ph Water Quality Tester Water Quality Meter Lcd Display Backlight 0 14 P H Measuring Range
Everymarket INC
30-day returns
$54.97
$109.94
Digital PH And TDS Water Tester Kit With LCD Display - Ph Meter | Uplifted Finds
Inspire Uplift
Free shipping
30-day returns (most items)
50% off
$54.97
$109.94
Digital PH And TDS Water Tester Kit With LCD Display - Ph Meter | Uplifted Finds
Inspire Uplift
30-day returns
$62.87
5 in 1 Digital PH Meter TDS/EC/ORP/Temperature Meter Portable Water Quality Monitor Tester For Pools Drinking Water Aquariums
DHGate
Free shipping
$62.87
5 in 1 Digital PH Meter TDS/EC/ORP/Temperature Meter Portable Water Quality Monitor Tester For Pools Drinking Water Aquariums
DHGate
Free shipping
$26.24
Water Tester PH TDS EC Temperature Water Meter Electric Digital PH Water Meter Hand-Held Water Purity Tester For Swimming Pool
DHGate
Free shipping
$26.24
Water Tester PH TDS EC Temperature Water Meter Electric Digital PH Water Meter Hand-Held Water Purity Tester For Swimming Pool
DHGate
Free shipping
$23.49
$35.24
Portable Water Quality Tester 5-In-1 Fish Bowl PH Meter TDS Test Pen EC Value Tester Salinity Temperature Measurement
Banggood
33% off
$23.49
$35.24
Portable Water Quality Tester 5-In-1 Fish Bowl PH Meter TDS Test Pen EC Value Tester Salinity Temperature Measurement
Banggood
$24.88
Ph Meter Digital, 0 14 P H Measuring Range, 0.01 High Accuracy, Aideepen P H Water Tester With Lcd Backlight For Water,
Everymarket INC
30-day returns (most items)
$24.88
Ph Meter Digital, 0 14 P H Measuring Range, 0.01 High Accuracy, Aideepen P H Water Tester With Lcd Backlight For Water,
Everymarket INC
30-day returns
$14.97
$18.97
Just Fitter Alkaline Water Ph Test Strips. Testing Kit For Home Drinking Water And Liquids. Universal Tester For Aquarium, Fish Tank, Pool, Hot Tub,
Amazon.com
82
21% off
$14.97
$18.97
Just Fitter Alkaline Water Ph Test Strips. Testing Kit For Home Drinking Water And Liquids. Universal Tester For Aquarium, Fish Tank, Pool, Hot Tub,
Amazon.com
82
$24.99
Professional 5-In-1 Water Quality Tester - Measures PH, EC, TDS, Salinity & Temperature
Digitalzakka
30-day returns (most items)
$24.99
Professional 5-In-1 Water Quality Tester - Measures PH, EC, TDS, Salinity & Temperature
Digitalzakka
30-day returns
$20.06
Water Purity Conductivity Test Pen - PH Water Quality Detector White
Digitalzakka
30-day returns (most items)
$20.06
Water Purity Conductivity Test Pen - PH Water Quality Detector White
Digitalzakka
30-day returns
$58.19
5 in 1 Digital PH Meter For Water Testing With EC TDS Temperature And Humidity Sensors
Evalm
30-day returns (most items)
$58.19
5 in 1 Digital PH Meter For Water Testing With EC TDS Temperature And Humidity Sensors
Evalm
30-day returns
$28.99
Accurate Digital PH Meter For Easy Water Testing
Evalm
30-day returns (most items)
$28.99
Accurate Digital PH Meter For Easy Water Testing
Evalm
30-day returns
$27.99
5-In-1 Digital Ph Meter For Water Quality Testing In Hydroponics And Aquariums
Evalm
30-day returns (most items)
$27.99
5-In-1 Digital Ph Meter For Water Quality Testing In Hydroponics And Aquariums
Evalm
30-day returns
$27.99
Accurate Digital PH Test Meter
Digitalzakka
30-day returns (most items)
$27.99
Accurate Digital PH Test Meter
Digitalzakka
30-day returns
$24.99
Multifunctional 7 in 1 Portable Water Quality Tester For Ph TDS EC Salinity ORP S.G And Temperature Measurements 02
Evalm
30-day returns (most items)
$24.99
Multifunctional 7 in 1 Portable Water Quality Tester For Ph TDS EC Salinity ORP S.G And Temperature Measurements 02
Evalm
30-day returns
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    Shop Water pH Level Tester

    Sponsored
    About our ads
    $9.99
    Digital Ph Meter Tester Pen For Water, Pre-Calibrated, High Accuracy ±0.01, 0-14 Ph Range, Pocket Size For Drinking Water, Pool, Aquarium &
    Amazon.com
    9K+
    $9.99
    Digital Ph Meter Tester Pen For Water, Pre-Calibrated, High Accuracy ±0.01, 0-14 Ph Range, Pocket Size For Drinking Water, Pool, Aquarium &
    Amazon.com
    9K+
    $39.99
    PH Meter & TDS Meter Digital Water Tester 5 in 1 Salinity Tester PH Temp EC And TDS Meter,PH Meter For Water With LCD Backlit,Water Testing Kits For
    Amazon.com
    41
    Free shipping
    $39.99
    PH Meter & TDS Meter Digital Water Tester 5 in 1 Salinity Tester PH Temp EC And TDS Meter,PH Meter For Water With LCD Backlit,Water Testing Kits For
    Amazon.com
    41
    $66.99
    Hydrogen Water Tester,PH Meter 7 in 1 H2/TDS/EC/ORP/Salt/Temp With ATC & Backlight,Hydrogen Water Tester For Filtered Water, TDS Meter For Juice,
    Amazon.com
    23
    Free shipping
    $66.99
    Hydrogen Water Tester,PH Meter 7 in 1 H2/TDS/EC/ORP/Salt/Temp With ATC & Backlight,Hydrogen Water Tester For Filtered Water, TDS Meter For Juice,
    Amazon.com
    23
    $22.99
    Ph Tester,Digital Ph Meter For Water,New Version TDS Meter For Drinking Water With Backlit Simultaneously Display 4 in 1 TDS Ph EC Meter For Water
    Amazon.com
    29
    $22.99
    Ph Tester,Digital Ph Meter For Water,New Version TDS Meter For Drinking Water With Backlit Simultaneously Display 4 in 1 TDS Ph EC Meter For Water
    Amazon.com
    29
    $29.99
    UIUZMAR Pool Salt Ph Tester Upgrade Ph And ORP Meter Accurate Consistent Pool Water For Ph, Salinity, ORP, TDS, EC, Temp Tester Ph PPM And EC Tester
    Amazon.com
    75
    $29.99
    UIUZMAR Pool Salt Ph Tester Upgrade Ph And ORP Meter Accurate Consistent Pool Water For Ph, Salinity, ORP, TDS, EC, Temp Tester Ph PPM And EC Tester
    Amazon.com
    75
    $21.99
    $29.99
    GIDIGI Digital Ph Meter High Accuracy UL-Certified Water Tester With 6 Packs Calibration Powders Color LCD Backlit Display With Ph Test Strip For
    Amazon.com
    6
    26% off
    $21.99
    $29.99
    GIDIGI Digital Ph Meter High Accuracy UL-Certified Water Tester With 6 Packs Calibration Powders Color LCD Backlit Display With Ph Test Strip For
    Amazon.com
    6
    $10.99
    Portable Digital Water Purity Tester - Pen PH TDS Meter
    Digitalzakka
    30-day returns (most items)
    $10.99
    Portable Digital Water Purity Tester - Pen PH TDS Meter
    Digitalzakka
    30-day returns
    $10.29
    High Accuracy Digital Ph Meter Pen For Water Quality Testing - Ideal For Aquarium, Lab, Hydroponics
    Digitalzakka
    30-day returns (most items)
    $10.29
    High Accuracy Digital Ph Meter Pen For Water Quality Testing - Ideal For Aquarium, Lab, Hydroponics
    Digitalzakka
    30-day returns
    $27.99
    Ph Meter For Hydroponics PPM EC Meter For Plant Nutrients Simultaneous Measurement Of Ph Conductivity TDS Temperature For Reservoir Tank Water DWC
    Amazon.com
    179
    $27.99
    Ph Meter For Hydroponics PPM EC Meter For Plant Nutrients Simultaneous Measurement Of Ph Conductivity TDS Temperature For Reservoir Tank Water DWC
    Amazon.com
    179
    $82.99
    6-In-1 Digital Water Quality Tester: PH, EC, CF, TDS, Temp, ORP Analysis Eu-Plug
    Digitalzakka
    30-day returns (most items)
    $82.99
    6-In-1 Digital Water Quality Tester: PH, EC, CF, TDS, Temp, ORP Analysis Eu-Plug
    Digitalzakka
    30-day returns
    $27.99
    Waterproof Digital PH Meter With Dual LCD Display For Water Quality Testing
    Digitalzakka
    30-day returns (most items)
    $27.99
    Waterproof Digital PH Meter With Dual LCD Display For Water Quality Testing
    Digitalzakka
    30-day returns
    $79.96
    HM Digital PH-200 Waterproof Ph/Temp Meter For Testing
    Hydrobuilder
    367
    30-day returns (most items)
    $79.96
    HM Digital PH-200 Waterproof Ph/Temp Meter For Testing
    Hydrobuilder
    367
    $29.99
    5In1 PH Water Tester, Digital Ph Meter For Water, EC And TDS Meter With PH TDS EC ORP Temp Water Quality Tester For Hydroponics Plant Swimming Pool
    Amazon.com
    Price dropped 25% below its 90-day average
    $29.99
    5In1 PH Water Tester, Digital Ph Meter For Water, EC And TDS Meter With PH TDS EC ORP Temp Water Quality Tester For Hydroponics Plant Swimming Pool
    Amazon.com
    25 % price drop
    $41.97
    $83.94
    PH Meter And TDS Meter Digital Water Quality Tester With LCD Display - Ec Meter Blue | Uplift Essentials
    Inspire Uplift
    Free shipping
    30-day returns (most items)
    50% off
    $41.97
    $83.94
    PH Meter And TDS Meter Digital Water Quality Tester With LCD Display - Ec Meter Blue | Uplift Essentials
    Inspire Uplift
    30-day returns
    $29.99
    $39.99
    Digital Ph Meter For Soil, Soil Ph Tester For Potted Plants, Professional Ph Reader For Soil And Water, Electronic Soil Ph Test Kit For Garden, Lawn,
    Amazon.com
    85
    25% off
    $29.99
    $39.99
    Digital Ph Meter For Soil, Soil Ph Tester For Potted Plants, Professional Ph Reader For Soil And Water, Electronic Soil Ph Test Kit For Garden, Lawn,
    Amazon.com
    85
    $28.99
    GIDIGI Ph Meter Digital Display Color Screen 4 in 1 Ph Tester Ph EC TDS Temp Water Quality Test Pen Suitable For Home Planting Hydroponics Swimming
    Amazon.com
    $28.99
    GIDIGI Ph Meter Digital Display Color Screen 4 in 1 Ph Tester Ph EC TDS Temp Water Quality Test Pen Suitable For Home Planting Hydroponics Swimming
    Amazon.com
    $38.99
    5-In-1 Digital Water Quality Monitor: Tests TDS, EC, PH, Salinity, Temperature
    Digitalzakka
    30-day returns (most items)
    $38.99
    5-In-1 Digital Water Quality Monitor: Tests TDS, EC, PH, Salinity, Temperature
    Digitalzakka
    30-day returns
    $39.97
    $79.94
    Pocket Hydroponics PH EC Meter, Digital LCD Tester, Aquarium Water Test Pen For PH, TDS & Temperature | The Cart Load
    Inspire Uplift
    Free shipping
    30-day returns (most items)
    50% off
    $39.97
    $79.94
    Pocket Hydroponics PH EC Meter, Digital LCD Tester, Aquarium Water Test Pen For PH, TDS & Temperature | The Cart Load
    Inspire Uplift
    30-day returns