... Benchtop PH meter 1. LCD display, English operation system 2.Automatic and manual temperature compensation, self-calibration. Functions,LCD display, English ... to measure pH value of ultrapure water, pure water and boiling water by adjusting equipotential point and choosing ... stamp View, delete and print,Equipotential adjustment,Display,LCDCommunication interface,RS-232Software,1.1DCPower,Universal power ...