... in mathematics calculation functions: mX+b, %, dB, dBm512 readings storage and MAX/MIN/AVER/STD statisticsHI/IN/LO comparator functionGPIB ... %, dB, dBm, RELRangeAuto, manualDisplayVFDTrigger modeINT/MAN/BUSProgrammable delay0~6000mSReading storage & statistics2 to 512 readings can be stored, loaded and countedType ... for other details. bench type multimeter 120000 digits VA82 5 1/2digits V&A multimeter