?HIGH ACCURACY&ONE-BUTTON LOCK READING FUNCTION - With high sensitive glass probe, you can get a full measurement range of 0-14pH, 0.01 pH resolution. High-accuracy algorithm chip and electrode of our digital water ph tester ensure accurate and fast response.One-button lock reading function helps lock reading even if the tester is taken out of the sample!
?AUTOMATIC CALIBRATION - The digital ph meter for water uses a 3-point AUTOMATIC calibration method, calibrating the electrode to solutions of pH 4.00, pH 6.86, and pH 9.18 to ensure the accuracy of your measurements.
?AUTOMATIC TEMPERATURE COMPENSATION - No longer need to pay attention to the temperature of testing liquid, Allprettyall ph tester digital can accurately determine the pH value of the sample in the temperature range of 0 °C-60 °C (32 °F-140 °F), so as to solve the inaccurate problem caused by changing the liquid temperature.
?WIDE APPLICATION-Allprettyall water quality tester designed in pH and temperature can be measured simultaneously with high precision. Omni-directional measurement of water quality to ensure the health of water quality! The ph meter digital water tester is ideal for drinking water,daily household,hydroponics,sewage, lab teaching and ANY water sample.
?EASY TO CARRY AND 100% QUALITY GUARANTEE - Small pocket size and light weight design makes it more popular with users; strong storage boxensures more easy carry! Cleaning cloth for cleaning after use,three extra batteries as spare. If our digital ph meter doesn’t meet your needs for any reason, just send it back for a full refund or a replacement within five years!