... DC voltage,AC voltage,DC current,AC current,resistance,frequency,continuity test,diode test,decibel(dB),minimum or maximum and ... 1000V high voltage,10A current,100MΩ resistance,30MHz frequency.l Instrument can communicate with computer through USB interface,through which ... ,monitor in strument and store the measured data of instrument.Basic function Range Accuracy Input impedanceDC Voltage300mV/3V/30V ...