digital ph meter 1. Large screen, LCD display, dual parameter 2. Automatic buffer recognition ... recognition and two-point calibrationManual and automatic temperature compensation Simultaneous measurement or display of pH value, temperature and mV(ORP)It ... Range, 0.0~99.9°CResolution pH,0.01 mV ,1 Temperature, 0.1°CAccuracy ,pH ±0.01±1 bit mV ±0.1%(FS) Temperature, ±0.3°C±1 bitStability (0.01pH±1 bit ...