Shop Ph Monitor for Watering

Sponsored
$147.00
Ohaus® Ohaus Pen Ph Meter, Model ST20S 1 Each
Sigma-Aldrich
$147.00
Ohaus® Ohaus Pen Ph Meter, Model ST20S 1 Each
Sigma-Aldrich
$555.00
Ohaus® Ohaus Ph Meter, Model ST300 1 Each
Sigma-Aldrich
$555.00
Ohaus® Ohaus Ph Meter, Model ST300 1 Each
Sigma-Aldrich
$581.00
Ohaus® Ohaus Ph Meter, Model ST300-G 1 Each
Sigma-Aldrich
$581.00
Ohaus® Ohaus Ph Meter, Model ST300-G 1 Each
Sigma-Aldrich
$30.98
4-In-1 Soil Moisture Meter Digital PH Meter/Soil Moisture/Plant Temperature/Sunlight Intensity, Backlight LCD Display, Soil Test Meter For Garden,
Amazon.com
$30.98
4-In-1 Soil Moisture Meter Digital PH Meter/Soil Moisture/Plant Temperature/Sunlight Intensity, Backlight LCD Display, Soil Test Meter For Garden,
Amazon.com
$399.00
Bluelab Guardian Monitor Wi-Fi For Real-Time Ph, Temperature, And Conductivity (TDS) Measurements In Water With Calibration, 3 in 1 Digital Nutrient
Amazon.com
743
Free shipping
$399.00
Bluelab Guardian Monitor Wi-Fi For Real-Time Ph, Temperature, And Conductivity (TDS) Measurements In Water With Calibration, 3 in 1 Digital Nutrient
Amazon.com
$15.99
[Upgraded] Soil Moisture Meter, 4-In-1 Soil Ph Tester, Moisture/Light/Nutrients/Ph Meter For Gardening, Lawn, Farming, Indoor & Outdoor Plants Use,
Amazon.com
2K+
$15.99
[Upgraded] Soil Moisture Meter, 4-In-1 Soil Ph Tester, Moisture/Light/Nutrients/Ph Meter For Gardening, Lawn, Farming, Indoor & Outdoor Plants Use,
Amazon.com
$7.08
4-In-1 Soil Moisture Meter Digital PH Meter/Soil Moisture/Plant Temperature/Sunlight Intensity, Backlight LCD Display, Soil Test Meter For Garden,
Temu US
72
$7.08
4-In-1 Soil Moisture Meter Digital PH Meter/Soil Moisture/Plant Temperature/Sunlight Intensity, Backlight LCD Display, Soil Test Meter For Garden,
Temu US
$189.95
$210.95
Water-I.D Electronic Ph-Meter 0.00 - 14.00 Ph
MSE Supplies
$189.95
$210.95
Water-I.D Electronic Ph-Meter 0.00 - 14.00 Ph
MSE Supplies
$529.00
Bluelab Ph Controller Wi-Fi
LED Lights Depot
164
$529.00
Bluelab Ph Controller Wi-Fi
LED Lights Depot
$678.00
WDS-PHW Walchem Controller Differential Ph Sensor
Valin Process Control Solutions
$678.00
WDS-PHW Walchem Controller Differential Ph Sensor
Valin Process Control Solutions
$101.99
5-In-1 Water Quality Multi-Parameter Ph Ec Cf Tds (Ppm) Temperature
eBay
Free shipping
$101.99
5-In-1 Water Quality Multi-Parameter Ph Ec Cf Tds (Ppm) Temperature
eBay
$129.29
Hercules 35272 Electronic Ph Tester (Waterproof) | Supplyhouse.Com
SupplyHouse.com
$129.29
Hercules 35272 Electronic Ph Tester (Waterproof) | Supplyhouse.Com
SupplyHouse.com
$11.20
$12.89
Soil Tester, 4-In-1 Soil Moisture/Light/Ph Meter, Gardening Lawn Farm Test Kit Tool, Digital Plant Probe, Water
Walmart
81
Free shipping
13% off
$11.20
$12.89
Soil Tester, 4-In-1 Soil Moisture/Light/Ph Meter, Gardening Lawn Farm Test Kit Tool, Digital Plant Probe, Water
Walmart
$103.90
5-In-1 Water Quality Multi-Parameter Ph Ec Cf Tds (Ppm) Temperature
eBay
Free shipping
$103.90
5-In-1 Water Quality Multi-Parameter Ph Ec Cf Tds (Ppm) Temperature
eBay
$95.23
PH Meter, Pen, 0 To 14PH
Home Depot
2
Free shipping
$95.23
PH Meter, Pen, 0 To 14PH
Home Depot
$171.25
Ph Meter 6 in 1 Digital Water Tester EC TDS ORP CF Temp Drinking Water Quality Analyzer Monitor Aquarium Hydroponics Laboratory ,Convenient To Read
Walmart
Free shipping
$171.25
Ph Meter 6 in 1 Digital Water Tester EC TDS ORP CF Temp Drinking Water Quality Analyzer Monitor Aquarium Hydroponics Laboratory ,Convenient To Read
Walmart
$99.95
5-In-1 Water Quality Multi-Parameter Ph Ec Cf Tds (Ppm)Temperature
eBay
Free shipping
$99.95
5-In-1 Water Quality Multi-Parameter Ph Ec Cf Tds (Ppm)Temperature
eBay
$269.99
Hanna Ph/EC/TDS/Temperature Portable Meter, Range: Ph 0.0 To 14.0 Ph EC 0.00 To 4.00 Ms/Cm TDS 0 To 1999 Ppm (Mg/L) - HI9813-51
Hanna Instruments
$269.99
Hanna Ph/EC/TDS/Temperature Portable Meter, Range: Ph 0.0 To 14.0 Ph EC 0.00 To 4.00 Ms/Cm TDS 0 To 1999 Ppm (Mg/L) - HI9813-51
Hanna Instruments
$157.95
$174.95
Water-I.D Electronic Ph-Meter 0.0 - 14.0 Ph
MSE Supplies
$157.95
$174.95
Water-I.D Electronic Ph-Meter 0.0 - 14.0 Ph
MSE Supplies
$59.95
$61.83
Water-I.D Electronic Ph-Meter 0 - 14 Ph
MSE Supplies
$59.95
$61.83
Water-I.D Electronic Ph-Meter 0 - 14 Ph
MSE Supplies
$5.47
$44.90
1Pc, 4-In-1 Soil Moisture Meter Digital Plant Temperature/Soil Moisture/PH Meter/Sunlight Intensity Humidity Backlight LCD Display Soil Test Meter
Temu US
2
87% off
$5.47
$44.90
1Pc, 4-In-1 Soil Moisture Meter Digital Plant Temperature/Soil Moisture/PH Meter/Sunlight Intensity Humidity Backlight LCD Display Soil Test Meter
Temu US
$15.99
$26.99
4-In-1/5-In-1 Soil Tester With Ph Temperature Moisture Sunlight And Air Moisture Detection Quick Accurate LCD Display Id
Banggood
40% off
$15.99
$26.99
4-In-1/5-In-1 Soil Tester With Ph Temperature Moisture Sunlight And Air Moisture Detection Quick Accurate LCD Display Id
Banggood
$11.85
6-In-1 Soil Ph Meter With Digital LCD Display - Measures Fertility, Moisture, Ph, Temperature, Sunlight & Humidity - Ideal For Gardens, Lawns,
Temu US
412
$11.85
6-In-1 Soil Ph Meter With Digital LCD Display - Measures Fertility, Moisture, Ph, Temperature, Sunlight & Humidity - Ideal For Gardens, Lawns,
Temu US
$14.51
Hydrofarm 3-Way Moisture Light & Ph Level Meter MGMLP1
DkHardware.com
303
$14.51
Hydrofarm 3-Way Moisture Light & Ph Level Meter MGMLP1
DkHardware.com
$865.20
Walchem :: WPHNW100P-A-N | W100 Ph/ORP Controller W/O BNC - Non-Amplified - 3 Powered - USA - 1X 4-20Ma Out - No Sensor
Supplyline
$865.20
Walchem :: WPHNW100P-A-N | W100 Ph/ORP Controller W/O BNC - Non-Amplified - 3 Powered - USA - 1X 4-20Ma Out - No Sensor
Supplyline
$70.93
$124.44
Wifi Online Ph TDS Controller Professional 3-In-1 Ph/TDS/TEMP Water Quality Detector Ph Controller
AliExpress
Free shipping
43% off
$70.93
$124.44
Wifi Online Ph TDS Controller Professional 3-In-1 Ph/TDS/TEMP Water Quality Detector Ph Controller
AliExpress
$15.99
$19.99
Digital LCD 0 14.0 PH PH Meter Pen Of Tester Automatic Calibration PH Meters For Water Hydroponics Monitor Aquarium Tes
Banggood
20% off
$15.99
$19.99
Digital LCD 0 14.0 PH PH Meter Pen Of Tester Automatic Calibration PH Meters For Water Hydroponics Monitor Aquarium Tes
Banggood
$114.90
$239.38
Wifi Digital 2 in 1 PH&ORP Controller PH-803W BNC Probe Online Monitoring Water Quality Tester For
Aliexpress
Free shipping
52% off
$114.90
$239.38
Wifi Digital 2 in 1 PH&ORP Controller PH-803W BNC Probe Online Monitoring Water Quality Tester For
Aliexpress
$48.59
$97.18
PH-803W Wifi Monitor Digital PH&ORP Controller BNC Probe Online Water Quality Tester For Aquarium
AliExpress
Free shipping
50% off
$48.59
$97.18
PH-803W Wifi Monitor Digital PH&ORP Controller BNC Probe Online Water Quality Tester For Aquarium
AliExpress
$111.99
Ph, Salinity & Temperature Monitor For EU 230V 3-In-1 Aquaculture Water Quality Tester
Walmart
$111.99
Ph, Salinity & Temperature Monitor For EU 230V 3-In-1 Aquaculture Water Quality Tester
Walmart
$277.78
Bluelab Multimedia Ph Meter
Greenhouse Megastore
$277.78
Bluelab Multimedia Ph Meter
Greenhouse Megastore
$780.00
WALCHEM WDP310-1N6 - Sensors & Switches & PH/ORP Transmitter Supplies
Radwell.com
$780.00
WALCHEM WDP310-1N6 - Sensors & Switches & PH/ORP Transmitter Supplies
Radwell.com
$103.16
Waterproof PH Meter
Home Depot
Free shipping
$103.16
Waterproof PH Meter
Home Depot
$1.55
PH Meter 0.01 LCD Digital High Precision For Water Quality Tester 0-14 PH Suitable Aquarium Swimming Pool Medidor De Ph Digital
Alibaba.com
Special Offer
$1.55
PH Meter 0.01 LCD Digital High Precision For Water Quality Tester 0-14 PH Suitable Aquarium Swimming Pool Medidor De Ph Digital
Alibaba.com
$15.28
Hydrofarm 2-Way PH & Moisture Meter | Wayfair
Wayfair
14
$15.28
Hydrofarm 2-Way PH & Moisture Meter | Wayfair
Wayfair
$37.20
HM Digital PH-80 Hydrotester Series Ph/Temp Meter
Hydrobuilder
596
$37.20
HM Digital PH-80 Hydrotester Series Ph/Temp Meter
Hydrobuilder
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    Shop Ph Monitor for Watering

    Sponsored
    $147.00
    Ohaus® Ohaus Pen Ph Meter, Model ST20S 1 Each
    Sigma-Aldrich
    $147.00
    Ohaus® Ohaus Pen Ph Meter, Model ST20S 1 Each
    Sigma-Aldrich
    $555.00
    Ohaus® Ohaus Ph Meter, Model ST300 1 Each
    Sigma-Aldrich
    $555.00
    Ohaus® Ohaus Ph Meter, Model ST300 1 Each
    Sigma-Aldrich
    $581.00
    Ohaus® Ohaus Ph Meter, Model ST300-G 1 Each
    Sigma-Aldrich
    $581.00
    Ohaus® Ohaus Ph Meter, Model ST300-G 1 Each
    Sigma-Aldrich
    $30.98
    4-In-1 Soil Moisture Meter Digital PH Meter/Soil Moisture/Plant Temperature/Sunlight Intensity, Backlight LCD Display, Soil Test Meter For Garden,
    Amazon.com
    $30.98
    4-In-1 Soil Moisture Meter Digital PH Meter/Soil Moisture/Plant Temperature/Sunlight Intensity, Backlight LCD Display, Soil Test Meter For Garden,
    Amazon.com
    $399.00
    Bluelab Guardian Monitor Wi-Fi For Real-Time Ph, Temperature, And Conductivity (TDS) Measurements In Water With Calibration, 3 in 1 Digital Nutrient
    Amazon.com
    743
    Free shipping
    $399.00
    Bluelab Guardian Monitor Wi-Fi For Real-Time Ph, Temperature, And Conductivity (TDS) Measurements In Water With Calibration, 3 in 1 Digital Nutrient
    Amazon.com
    $15.99
    [Upgraded] Soil Moisture Meter, 4-In-1 Soil Ph Tester, Moisture/Light/Nutrients/Ph Meter For Gardening, Lawn, Farming, Indoor & Outdoor Plants Use,
    Amazon.com
    2K+
    $15.99
    [Upgraded] Soil Moisture Meter, 4-In-1 Soil Ph Tester, Moisture/Light/Nutrients/Ph Meter For Gardening, Lawn, Farming, Indoor & Outdoor Plants Use,
    Amazon.com
    $7.08
    4-In-1 Soil Moisture Meter Digital PH Meter/Soil Moisture/Plant Temperature/Sunlight Intensity, Backlight LCD Display, Soil Test Meter For Garden,
    Temu US
    72
    $7.08
    4-In-1 Soil Moisture Meter Digital PH Meter/Soil Moisture/Plant Temperature/Sunlight Intensity, Backlight LCD Display, Soil Test Meter For Garden,
    Temu US
    $189.95
    $210.95
    Water-I.D Electronic Ph-Meter 0.00 - 14.00 Ph
    MSE Supplies
    $189.95
    $210.95
    Water-I.D Electronic Ph-Meter 0.00 - 14.00 Ph
    MSE Supplies
    $529.00
    Bluelab Ph Controller Wi-Fi
    LED Lights Depot
    164
    $529.00
    Bluelab Ph Controller Wi-Fi
    LED Lights Depot
    $678.00
    WDS-PHW Walchem Controller Differential Ph Sensor
    Valin Process Control Solutions
    $678.00
    WDS-PHW Walchem Controller Differential Ph Sensor
    Valin Process Control Solutions
    $101.99
    5-In-1 Water Quality Multi-Parameter Ph Ec Cf Tds (Ppm) Temperature
    eBay
    Free shipping
    $101.99
    5-In-1 Water Quality Multi-Parameter Ph Ec Cf Tds (Ppm) Temperature
    eBay
    $129.29
    Hercules 35272 Electronic Ph Tester (Waterproof) | Supplyhouse.Com
    SupplyHouse.com
    $129.29
    Hercules 35272 Electronic Ph Tester (Waterproof) | Supplyhouse.Com
    SupplyHouse.com
    $11.20
    $12.89
    Soil Tester, 4-In-1 Soil Moisture/Light/Ph Meter, Gardening Lawn Farm Test Kit Tool, Digital Plant Probe, Water
    Walmart
    81
    Free shipping
    13% off
    $11.20
    $12.89
    Soil Tester, 4-In-1 Soil Moisture/Light/Ph Meter, Gardening Lawn Farm Test Kit Tool, Digital Plant Probe, Water
    Walmart
    $103.90
    5-In-1 Water Quality Multi-Parameter Ph Ec Cf Tds (Ppm) Temperature
    eBay
    Free shipping
    $103.90
    5-In-1 Water Quality Multi-Parameter Ph Ec Cf Tds (Ppm) Temperature
    eBay
    $95.23
    PH Meter, Pen, 0 To 14PH
    Home Depot
    2
    Free shipping
    $95.23
    PH Meter, Pen, 0 To 14PH
    Home Depot
    $171.25
    Ph Meter 6 in 1 Digital Water Tester EC TDS ORP CF Temp Drinking Water Quality Analyzer Monitor Aquarium Hydroponics Laboratory ,Convenient To Read
    Walmart
    Free shipping
    $171.25
    Ph Meter 6 in 1 Digital Water Tester EC TDS ORP CF Temp Drinking Water Quality Analyzer Monitor Aquarium Hydroponics Laboratory ,Convenient To Read
    Walmart
    $99.95
    5-In-1 Water Quality Multi-Parameter Ph Ec Cf Tds (Ppm)Temperature
    eBay
    Free shipping
    $99.95
    5-In-1 Water Quality Multi-Parameter Ph Ec Cf Tds (Ppm)Temperature
    eBay
    $269.99
    Hanna Ph/EC/TDS/Temperature Portable Meter, Range: Ph 0.0 To 14.0 Ph EC 0.00 To 4.00 Ms/Cm TDS 0 To 1999 Ppm (Mg/L) - HI9813-51
    Hanna Instruments
    $269.99
    Hanna Ph/EC/TDS/Temperature Portable Meter, Range: Ph 0.0 To 14.0 Ph EC 0.00 To 4.00 Ms/Cm TDS 0 To 1999 Ppm (Mg/L) - HI9813-51
    Hanna Instruments