... resistance measurement modes selectableBuilt-in mathematics calculation functions: mX+b, %, dB, dBm512 readings storage and MAX/MIN/AVER ... resistance, 4-wire resistance, frequency, period, continuity, diodeMathematic functionmX+b, %, dB, dBm, RELRangeAuto, manualDisplayVFDTrigger modeINT/MAN/BUSProgrammable delay0~ ... other details. bench type multimeter 120000 digits VA82 5 1/2digits V&A multimeter