Apera Instruments AI501 Bench top Lab pH Meter, PH700, 0.01 Accuracy, 1-3 Points Auto Calibration, 3-in-1 pH/Temp. Electrode

Equipped with 201t-s 3-in-1 combination pH electrode, Auto temp. Compensation, measuring pH and temperature simultaneously Advanced Auto calibration mode with calibration guide and self-diagnosis Advanced digital processing technology helps generate quick and Stable readings Comes with Easy-to-install electrode holder and pre-mixed calibration solutions IP54 spill-proof and dust-proof, durable and reliable; 50 Groups of data storage