HI98103 acidity pH analyzer [suitable for general sample measurement] Measurement range: 0.0 to 14.0 pH, accuracy: ± 0.2 pH; suitable for on-site or laboratory use, simple and affordable operation, in line with laboratory measurement standards. It has functions such as large screen LCD, automatic recognition and calibration, final measurement value identification, electrode diagnosis, automatic shutdown, etc. The endpoint measurement value is stable, and the screen will display the hourglass symbol during measurement. After the measurement reading is stable, the hourglass symbol disappears, and the reading can be made. It has acidity pH electrode diagnosis function, battery level display, and automatic shutdown. When the battery level is low, the low battery level indicator will be displayed, prompting timely battery replacement; The instrument can be set to automatically shut down in three modes: 8 minutes, 60 minutes, or disable. It is used for rapid measurement of acidity in trace samples or small bottle neck samples, and can replace acidity test strips.