... range,0.1Temperature range ,0.1°CpH Accuracy,±0.005±1 bitmV Accuracy,±0.2(in ... ±399.9)mV range),±0.03%FS (in other range)Temperature Accuracy±0.3°C±1 ... bitStability, (±0.005pH±1 bit)/3hTemp compensation,Manual/Auto(- ... print,Equipotential adjustment,Display,LCDCommunication interface,RS-232Software,1.1DCPower,Universal power adapter (9V DC,500mA, ...