RankProduct NameScore
1Apera Instruments AI209 Value Series PH20 Waterproof pH Tester Kit, ±0.1 pH AccuracyApera Instruments AI209 Value Series PH20 Waterproof pH Tester Kit, ±0.1 pH Accuracy
Apera Instruments
9.8GET ON AMAZON
2PH Meter for Water Hydroponics Digital PH Tester Pen 0.01 High Accuracy Pocket Size with 0-14 PH Measurement Range for Household Drinking, Pool and Aquarium (Yellow)PH Meter for Water Hydroponics Digital PH Tester Pen 0.01 High Accuracy Pocket Size with 0-14 PH Measurement Range for Household Drinking, Pool and Aquarium (Yellow)
Ruolan
9.7GET ON AMAZON
3PH Meter, TDS PPM Meter, Soil PH Tester, PH/EC Digital Kit, 3 PackPH Meter, TDS PPM Meter, Soil PH Tester, PH/EC Digital Kit, 3 Pack
Extenuating Threads
9.5GET ON AMAZON
4VIVOSUN pH and TDS Meter Combo, 0.05ph High Accuracy Pen Type pH Meter ± 2% Readout Accuracy 3-in-1 TDS EC Temperature MeterVIVOSUN pH and TDS Meter Combo, 0.05ph High Accuracy Pen Type pH Meter ± 2% Readout Accuracy 3-in-1 TDS EC Temperature Meter
VIVOSUN
9.4GET ON AMAZON
5Digital PH Meter, PH Meter 0.01 High-Precision Pocket Water Quality Tester, PH Range 0-14, Suitable for Accurate Testing of Drinking Water, Aquariums, Swimming Pools, HydroponicsDigital PH Meter, PH Meter 0.01 High-Precision Pocket Water Quality Tester, PH Range 0-14, Suitable for Accurate Testing of Drinking Water, Aquariums, Swimming Pools, Hydroponics
Embryant
9.0GET ON AMAZON
6HM Digital PH-80 pH Meter Waterproof PH80 Tester HydroTesterHM Digital PH-80 pH Meter Waterproof PH80 Tester HydroTester
HM Digital
8.9GET ON AMAZON
7Digital PH Meter,Backlight PH Meter 0.01 High Precision Water Quality Tester, PH Range is 0-14, Suitable for Drinking Water Swimming Pool and Aquarium PH Tester Design, with ATCDigital PH Meter,Backlight PH Meter 0.01 High Precision Water Quality Tester, PH Range is 0-14, Suitable for Drinking Water Swimming Pool and Aquarium PH Tester Design, with ATC
Sunzeal
8.7GET ON AMAZON
8Digital PH Meter, PH Meter 0.01 High Accuracy Resolution Pocket Size Water Quality Tester with ATC 0-14 pH Measurement Range for Household Drinking Water, Aquarium, Swimming Pools, HydroponicsDigital PH Meter, PH Meter 0.01 High Accuracy Resolution Pocket Size Water Quality Tester with ATC 0-14 pH Measurement Range for Household Drinking Water, Aquarium, Swimming Pools, Hydroponics
Cipamnel
8.5GET ON AMAZON
9Bluelab PENPH pH Pen Fully Waterproof Pocket Tester, Easy Calibration, Double Junction Probe for Improved Accuracy and DurabilityBluelab PENPH pH Pen Fully Waterproof Pocket Tester, Easy Calibration, Double Junction Probe for Improved Accuracy and Durability
Bluelab Corporation Limited – Import (NZ)
8.1GET ON AMAZON
10VIVOSUN PH Meter Digital PH Tester Pen for WaterVIVOSUN PH Meter Digital PH Tester Pen for Water
VIVOSUN
8.0GET ON AMAZON

Apera Instruments AI209 Value Series PH20 Waterproof pH Tester Kit, ±0.1 pH Accuracy

Apera Instruments AI209 Value Series PH20 Waterproof pH Tester Kit, ±0.1 pH Accuracy

    Features:

  • Easy auto. calibration with buffer recognition; auto. temp. compensation (ATC) ensures accuracy in various temperatures (32 to 122F)
  • Backed by Apera quality pH sensor with low impedance, ensuring high response rate
  • Comes in a rugged carrying case with pH 4&7 buffers and a lanyard
  • Auto recognition of stable values improves consistency, so you don’t have to guess when to manually hold measurement
  • Up to 2000 hours’ continuous operation, powered by AAA batteries

PH Meter for Water Hydroponics Digital PH Tester Pen 0.01 High Accuracy Pocket Size with 0-14 PH Measurement Range for Household Drinking, Pool and Aquarium (Yellow)

PH Meter for Water Hydroponics Digital PH Tester Pen 0.01 High Accuracy Pocket Size with 0-14 PH Measurement Range for Household Drinking, Pool and Aquarium (Yellow)

    Features:

  • 【How to use calibration】Press CAL for 5 seconds to enter the calibration mode, press in turn to select the powders corresponding to 6.86, 4, and 9.18 to complete the calibration.
  • 【Mini Size】The mini size ph meter we designed allows you to easily put it in your pocket, so you can take measurements anytime, anywhere. It can help you test it whether you take it to the pool, on a trip, to the beach or camping.
  • 【Family Essentials】As a tool to improve the quality of life. Can be used to test drinking water, swimming pools, PH balance in aquarium, RO system, spa or hydroponics. Basically all the environments that need to test PH value can use this tester to get accurate data.
  • 【High Accuracy】ph tester has a sensitive electrode sensor ,simply press “ON”, It only takes a few seconds for your result to appear on screen.read accurate pH levels. The included detailed manual will show you how to get the best accurate and stable reading.
  • 【Automatic Temperature Compensation】No more need to take care about the temperature of testing liquid,as the Ph Meter Has an Auto Temprature Compensation Feature That Adjusts to Water Temperatures and Water Quality.

PH Meter, TDS PPM Meter, Soil PH Tester, PH/EC Digital Kit, 3 Pack

PH Meter, TDS PPM Meter, Soil PH Tester, PH/EC Digital Kit, 3 Pack

    Features:

  • Super value – 1 PH Meter(yellow) +1 TDS & EC Meter (blue)+1soil tester kit (green). Total is 3 PCS.
  • Functions – The digital pH pen is equipped with auto temperature compensation function. TDS meter has lock & auto shut off function(Kindly remind : This meter can’t test sea water.). Pushing the button, it can display the data about water purity level on the screen in PPM (parts per million). The soil meter can test soil pH to help you control the PH level in soil. (Note: this tester is designed for testing soil ONLY.)
  • Accurate & reliable – these testers can test quickly and accurately within ±0.01 pH. It only takes a few seconds to show accurate and stable reading for the result to appear on screen.
  • Easy to use – ph tester and TDS meter have sensitive electrode sensor ,simply press “ON”. It only takes a few seconds for your result to appear the data on screen. Soil test kit just need to insert the probes into the soil about 4-6 inches, and wait for about 10 seconds to read the intuitive data. No battery required.
  • Widely application – these meters are designed small and convenient. PH meter and TD&EC meter can test pH balance, ideal for testing drinking water, swimming pools, aquarium, spas, hydroponics, food and more. Soil tester is applicable to plants, garden, lawn and farm such as rice/vegetables/flowers etc.

VIVOSUN pH and TDS Meter Combo, 0.05ph High Accuracy Pen Type pH Meter ± 2% Readout Accuracy 3-in-1 TDS EC Temperature Meter

VIVOSUN pH and TDS Meter Combo, 0.05ph High Accuracy Pen Type pH Meter ± 2% Readout Accuracy 3-in-1 TDS EC Temperature Meter

    Features:

  • Great for all home and laboratory TDS & pH testing applications including aquariums, swimming pools
  • pH meter: Full measurement range of pH 0 – 14, reliable and quick readings
  • 3-in-1 TDS meter: Measurement Range 0-9990ppm, 0-9990µs/cm; Accuracy ± 2%, 0.1- 80.0°C, 32.0-176.0°F. Note: This meter can’t test sea water.
  • Comes with protective case; Lightweight, handheld design for portability and convenience
  • Due to recently reviews about 1413 solution, please note that TDS Meter had been calibrated by 1413 solution in advance; You can use it directly and it could last for 1 year without second calibration; So 1413 calibraiton solution is not included

Digital PH Meter, PH Meter 0.01 High-Precision Pocket Water Quality Tester, PH Range 0-14, Suitable for Accurate Testing of Drinking Water, Aquariums, Swimming Pools, Hydroponics

Digital PH Meter, PH Meter 0.01 High-Precision Pocket Water Quality Tester, PH Range 0-14, Suitable for Accurate Testing of Drinking Water, Aquariums, Swimming Pools, Hydroponics

    Features:

  • ✔ AUTO CALIBRATION: The PH meter has an auto temprature compensation feature that adjusts to water temperatures and water quality to give pH readings almost instantly. As well, you can calibrate the tester with one touch button using Buffer Powder.
  • ✔ FAST AND HIGH ACCURACY: Our Digital PH Meter can ensure your pool, general hydroponics ph or even drinking water has a perfect pH balance and safe for use with Tester precision pH accuracy. Tester has a sensitive electrode sensor to read accurate pH levels. The included detailed manual will show you how to get the best accurate and stable reading.
  • ✔ AUTOMATIC TEMPERATURE COMPENSATION: No more need to take care about the temperature of testing liquid, as ph meter has built in (ATC) automatic temperature compensation, so that it can accurately determine pH value of the sample at any temperature in a range of 0°C – 80°C (32°F – 176°F).
  • ✔ WIDE USE: Pocket Size PH Meter is the ideal test kit for home and laboratory uses.Suitable for testing the pH of drinking water, swimming pools, aquariums, reverse osmosis systems, spas or hydroponics; ideal for testing water, swimming pools, aquariums, spas, hydroponics, food, wine and beer, etc.
  • ✔ MAKE YOU SATISFIED WITH THE PRODUCTS: Come with 1x PH meter, 1x user manual, 2x 1.5V LR44 button cells(build-in), 3x PH Buffer Powders.

HM Digital PH-80 pH Meter Waterproof PH80 Tester HydroTester

HM Digital PH-80 pH Meter Waterproof PH80 Tester HydroTester

    Features:

  • Measures pH and Temperature
  • One-touch automatic digital calibration
  • Water resistant
  • Simultaneous temperature display

Digital PH Meter,Backlight PH Meter 0.01 High Precision Water Quality Tester, PH Range is 0-14, Suitable for Drinking Water Swimming Pool and Aquarium PH Tester Design, with ATC

Digital PH Meter,Backlight PH Meter 0.01 High Precision Water Quality Tester, PH Range is 0-14, Suitable for Drinking Water Swimming Pool and Aquarium PH Tester Design, with ATC

    Features:

  • [Widely used]: Very suitable for home or laboratory use. It is suitable for testing the pH balance of drinking water, swimming pools, aquariums, reverse osmosis systems, hot springs or hydroponics. It is suitable for a wide range of applications.
  • [LCD backlit display]: PH tester bright backlit LCD display, easy to use no matter in the day and night environment, and accurate measurement and clear display results.
  • [Automatic temperature compensation]: The ph meter has built-in (ATC) automatic temperature compensation function, so it no longer needs to take care of the temperature of the test liquid, so it can accurately measure the pH value of the sample at any temperature in the range of 0 ° C-80 ° C (32 ° F-176 ° F).
  • [High accuracy]: PH tester has a sensitive electrode sensor ,simply press “ON”, It only takes a few seconds for your result to appear on screen,read accurate pH levels. The included detailed manual will show you how to get the best accurate and stable reading.
  • [Auto Calibration]: The SUNZEAL PH meter has an automatic temperature compensation function, which can be adjusted according to the water temperature and water quality, and the pH reading can be obtained almost immediately. Similarly, you can also use “Calibration Buffer Powder” to calibrate the tester with one button.

Digital PH Meter, PH Meter 0.01 High Accuracy Resolution Pocket Size Water Quality Tester with ATC 0-14 pH Measurement Range for Household Drinking Water, Aquarium, Swimming Pools, Hydroponics

Digital PH Meter, PH Meter 0.01 High Accuracy Resolution Pocket Size Water Quality Tester with ATC 0-14 pH Measurement Range for Household Drinking Water, Aquarium, Swimming Pools, Hydroponics

    Features:

  • 【Wide Use】Ideal for Household or Laboratory Use, Suitable for Testing Ph Balance of Drinking Water, Pool, Aquarium, Ro System, Spa, or Hydroponics; Appropriate for Wide Range of Applications.
  • 【Mini Size】The mini size ph meter we designed allows you to easily put it in your pocket, so you can take measurements anytime, anywhere. It can help you test it whether you take it to the pool, on a trip, to the beach or camping.
  • 【High Accuracy】Ensure Your Pool, General Hydroponics Ph or Even Drinking Water Has a Perfect Ph Balance and Safe for Use with Tester Precision Ph Accuracy. Tester Has a Sensitive Electrode Sensor to Read Accurate Ph Levels. The Included Detailed Manual Will Show You How to Get the Best Accurate and Stable Reading.
  • 【Auto Calibration】The Ph Meter Has an Auto Temprature Compensation Feature That Adjusts to Water Temperatures and Water Quality to Give Ph Readings Almost Instantly. As Well, You Can Calibrate the Tester with One Touch Button Using Buffer Powder.
  • 【Automatic Temperature Compensation】No more need to take care about the temperature of testing liquid, as ph meter has built in (ATC) automatic temperature compensation, so that it can accurately determine pH value of the sample at any temperature in a range of 0°C – 80°C (32°F – 176°F).

Bluelab PENPH pH Pen Fully Waterproof Pocket Tester, Easy Calibration, Double Junction Probe for Improved Accuracy and Durability

Bluelab PENPH pH Pen Fully Waterproof Pocket Tester, Easy Calibration, Double Junction Probe for Improved Accuracy and Durability

    Features:

  • Measures pH in solution for acid or alkaline conditions to make precise up and down adjustments with lab quality glass probe used for the pool, drinking water, hydroponics, brewing, and growing
  • EASY two point calibration and auto temperature compensation makes this digital meter a handy tool with backlit LCD display and calibration reminders
  • Double junction probe improves accuracy, reliability, and probe lifespan compared to regular probes, more accurate than comparable pens, test strips and other testing methods
  • Other features: auto off function, low battery indicator, units for temperature; KIT INCLUDES: AAA battery, lanyard, and calibration solution
  • Made in New Zealand and manufactured by Bluelab, the industry leader in hydroponic testing equipment; 1 Year Limited Warranty with proof of purchase

VIVOSUN PH Meter Digital PH Tester Pen for Water

VIVOSUN PH Meter Digital PH Tester Pen for Water

    Features:

  • Ideal for residential or commercial use, water, pool, spas, liquid food, laboratory, aquaculture and hydroponics.
  • Advanced technology makes the test result fast and accurate.Easy calibration (pH4.00, pH6.86).
  • Pocket size, lightweight, high quality.
  • With Automatic Temperature Compensation (ATC). Adjust to water temperature and give pH reading almost instantly.
  • What You Get: VIVOSUN pH meter, user manual, 2 x 1.5V button cells (built in), 3 x pH buffer powders, 1-year warranty and friendly customer service.

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