Characteristics1.3 LED2. Manual temperature compensation3. Two-points calibration4. With CE markSpecifications1. Measurement range pH (0.00-14.000) pHMV:(-1800 -1800 ) mV2. Resolution pH: 0.0 pH,MV: 1mV;3. Accuracy pH: ±0.01pHMV: ±2mV±1digit1. The temperature of the measured solution: 0-60°C