... voltage,AC voltage,DC current,AC current,resistance,frequency,continuity test,diode test,decibel(dB),minimum or maximum and average measurement,relative ... ,30MHz frequency.l Instrument can communicate with computer through USB interface,through which computer can control,monitor in strument and store the ... currentMax.measuring currentMax.input voltage3.0000V1%≤2VAbout 1.25mA250VDC/RMSAC Bench-type DMM