· Truly Portable hand held battery operated source and sink for mA, mV, Ohm & temp. · PT-100 reading directly in terms of Temperature. · Independent Calibration facility for mV, mA, Ohm, Temp. · Typical accuracy: ±0.1%, ±1 digit · Optional battery eliminator for operation on 230 VAC · Suitable for Instrument Lab as well as field. · Control of mv /mA Ranges by means of COARSE & FINE Pots