[ ACCURATE YOU'D EXPECT ] Say goodbye to guesswork and instability, the pH meter for water will bring you accurate and stable pH test results. With resolution of 0.01pH, pH tester could fast to get the testing result and can test the PH value for any 0-16PH liquid.curacy. [ EASY TO USE AND CALIBRATE ] PH tester digital, humanized design, removes complicated and difficult operations, just immerse the probe in water to get the reading. The pH tester comes with three small packets of calibration powder, which can be calibrated after easy deployment. [ HEALTHY LIFESTYLE ] Water is the source of life. PH meter for water, identify high-quality water sources, and bring you a healthy life. With a pH meter, bid farewell to acid/alkaline water that is harmful to the skin and body. [ Wide Application ] Compact Size pH Tester with 0-14 pH Test Range, pH Meter for Water Easy to Use pH Pen, Water Tester for Drinking Water. Pool and Fish Tank [ AUTOMATIC TEMPERATURE COMPENSATION ] No more need to take care about the temperature of testing liquid, as the pH meter has an auto temperature compensation feature that adjusts to water temperatures and water quality.