pH-mètre, type stylo, pH = 0,00 14,00, T = 0 50°C

yieyri Professional pH-006 Pen-Type pH Meter with Automatic Temperature Compensation Portable Water Quality Analysis Tool - AliExpress

【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,

PH Meter - 0-14 PH Measurement Range PH Tester,Digital PH Meter Suitable for Accurate Testing of Drinking Water, Aquariums, Swimming Pools

E-1325M 0-14 pH Electrode Probe BNC Connector, 300cm Cable for PH Mete – Gain Express

Apera Instruments AI521 PH800 Laboratory Benchtop PH Meter Kit, 0.01 PH Accuracy, GLP Data Management (USB Output), BNC Connector

EveryMarket

NIKIMORE Digital PH Meter, PH Meter 0.01 PH High Accuracy Water Quality Tester with 0-14 PH Measurement Range for Household Drinking, Pool and Aquarium Water

PH Meter - 0-14 PH Measurement Range PH Tester,Digital PH Meter Suitable for Accurate Testing of Drinking Water, Aquariums, Swimming Pools, Hydroponics (Yellow): : Industrial & Scientific

TTSTAR Digital PH Meter Tester, 0.01 High Accuracy Quality 0-14 Measurement Range for Household Drinking, Pool and Aquarium Water PH Tester Design with ATC : Industrial & Scientific

With the development of science and technology and the improvement of people's quality of life, water quality testing has attracted more and more attention. Many diseases occur because of the use of questionable water, so a reliable pH meter can help you solve the problem. Tuefuzy pH meter is small in size and easy to carry. It can help you detect water quality anytime, anywhere.