PXS-215 Ion Meter It uses blue backlight, double row digital display LCD, can ... Px, 1mVTemperature compensation scope: 0 ~ 60 ° c,Error: Px basic electronic elements: ± 0.01 Px ± 1,The mV: ± 0.1% (FS ... ) ± 1 charactersError: the stability of electronic units 0.01 pX / 3hInstrument error: no repetitive than 0 ... ×210×70mm(l×b×h)Weight: 1kg PXS-215 Ion Meter