Best ph testers – Top 8 of 2021

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We read tons reviews, and put together a list of the most popular sellers. Check out the top ph testers below.


No. 1
PH Meter, TDS PPM Meter, Soil PH Tester, PH/EC Digital Kit, 3 Pack
  • 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...
  • Accurate & reliable - these testers can test quickly and accurately within ±0.01 pH. It only takes a few seconds to show accurate and...
  • 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...
  • Widely application - these meters are designed small and convenient. PH meter and TD&EC meter can test pH balance, ideal for testing...
No. 2
Apera Instruments AI209 Value Series PH20 Waterproof pH Tester Kit, ±0.1 pH Accuracy
480 Reviews
Apera Instruments AI209 Value Series PH20 Waterproof pH Tester Kit, ±0.1 pH Accuracy
  • 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
No. 3
PH Meter for Water Hydroponics Digital PH Tester Pen 0.01 High Accuracy Pocket Size with 0-14 PH Measurement Range for...
  • 【How to use calibration】Press CAL for 5 seconds to enter the calibration mode, press in turn to select the powders corresponding to...
  • 【Mini Size】The mini size ph meter we designed allows you to easily put it in your pocket, so you can take measurements anytime,...
  • 【Family Essentials】As a tool to improve the quality of life. Can be used to test drinking water, swimming pools, PH balance in aquarium,...
  • 【High Accuracy】ph tester has a sensitive electrode sensor ,simply press "ON", It only takes a few seconds for your result to appear on...
  • 【Automatic Temperature Compensation】No more need to take care about the temperature of testing liquid,as the Ph Meter Has an Auto...
No. 4
Sonkir Soil pH Meter, MS02 3-in-1 Soil Moisture/Light/pH Tester Gardening Tool Kits for Plant Care, Great for Garden,...
822 Reviews
Sonkir Soil pH Meter, MS02 3-in-1 Soil Moisture/Light/pH Tester Gardening Tool Kits for Plant Care, Great for Garden,...
  • Kindly NOTE: This soil tester can not be applied to test pH value of any other liquid. If the soil is too dry the indicator will not move,...
  • 3-IN-1 FUNCTION: Test soil moisture, pH value and sunlight level of plant with our soil meter, helps you specialize in grasping when you...
  • ACCURATE & RELIABLE: Double-needle Detection Technology strongly enhances the speed and accuracy of detecting and analyzing soil moisture...
  • EASY TO USE: No batteries needed, just insert the sensor probe into the soil about 2-4 inches, toggle switch to test moisture, pH, sunlight...
  • INDOOR & OUTDOOR USE: Design to be lightweight and portable, easy to carry around for outdoor use, ideal soil test tool kit for home plants,...
No. 5
Digital PH Meter, PH Meter 0.01 High-Precision Pocket Water Quality Tester, PH Range 0-14, Suitable for Accurate Testing...
  • AUTO CALIBRATION: The PH meter has an auto temprature compensation feature that adjusts to water temperatures and water quality to give pH...
  • FAST AND HIGH ACCURACY: Our Digital PH Meter can ensure your pool, general hydroponics ph or even drinking water has a perfect pH balance...
  • AUTOMATIC TEMPERATURE COMPENSATION: No more need to take care about the temperature of testing liquid, as ph meter has built in (ATC)...
  • 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...
  • 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.
No. 6
VIVOSUN pH and TDS Meter Combo, 0.05ph High Accuracy Pen Type pH Meter ± 2% Readout Accuracy 3-in-1 TDS EC Temperature...
344 Reviews
VIVOSUN pH and TDS Meter Combo, 0.05ph High Accuracy Pen Type pH Meter ± 2% Readout Accuracy 3-in-1 TDS EC Temperature...
  • 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...
  • 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...
No. 7
Digital pH Meter with ATC pH Tester, 3 in 1 pH TDS Temp 0.01 Resolution High Accuracy Pen Type Tester, Water Tester for...
  • 3-in-1 pH Meter - pH meter has a three-in-one function, which can measure PH, TDS and temperature with high precision at the same time....
  • Automatic Calibration pH Tester - With high sensitive glass probe, you can get a full measurement range of 0-14pH, 0.01 pH resolution. And...
  • High Accuracy Water Tester - High-accuracy algorithm chip and electrode of our digital water ph tester ensure accurate and fast response....
  • Automatic Temperature Compensation pH Meter Digital - No longer need to pay attention to the temperature of testing liquid, meter can...
  • Pocket Size pH Tester Kit - You can use this Pocket Size small but powerful Pen Tester, device to measure your aquarium, pool, pond in a...
SaleNo. 8
Digital PH Meter,Backlight PH Meter 0.01 High Precision Water Quality Tester, PH Range is 0-14, Suitable for Drinking...
  • 【Wide use】: Very suitable for home or laboratory use. It is suitable for testing the pH balance of drinking water, swimming pools,...
  • 【LCD backlit display】: PH tester bright backlit LCD display, easy to use no matter in the day and night environment, and accurate...
  • 【Automatic temperature compensation】:The pH meter has built-in (ATC) automatic temperature compensation function, so it no longer needs...
  • 【High accuracy】:pH tester has a sensitive electrode sensor ,simply press "ON", It only takes a few seconds for your result to appear on...
  • 【Auto Calibration】:The BASNGE PH meter has an automatic temperature compensation function, which can be adjusted according to the water...