CHARACTERISTICS:1. LCD display2. Manual temperature compensation3. two-point calibration4. Measuring or displaying pH and temp. or mV and temp. simultaneouslySPECIFICATIONS:1.Measurement range pH: (0.00-14.00)pHMV:(-1400 1400)mV2.Resolution pH: 0.01pH,MV: 1mV;Temp:0.1 ℃3.Accuracy pH: ±0.05pH,mV: 1% (FS)4.Input Impedance:3X1011 W5.Temperature Compensation Range: 0-60 ℃6. Accuracy :±0.1pH