METRIA portable pH meter model M22, 1pcs

Portable pH/ORP meter with automatic or manual temperature compensation (between 0 and 100°C). Range: -2.00 - 20.00 pH, accuracy +- 0.01 pH.ORP range: +- 1,999 mV, accuracy +-1mV.BNC standard connector for pH or redox electrodes and phone plug (3.5mm) for the CAT probe. Up to 3 calibration points according to the USA (pH 4.01, 7.00 and 10.01) or NIST (pH 4.01, 6.86 and 9.18). Blacklit LCD screen and auto-off function. Stability indicator that recognizes the measurement as stable and expanded memory with a capacity of 100 transferable readings via USB interface. Indication of the electrode calibration slope that helps the user to decide when to replace it. Power supply 3x1,5V AA batteries (not included)or DC5V adapter. Includes transport case, buffer solutions (pH 4.01 and 7.00), METRIA PHEL- GB1-001 electrode and ATC probe. Warranty 2 years