6 1/2 Digital bench multimeter Key Feature:12 ... ACV, DCI/ACI, Ω2W/Ω4W, frequency/period, diode, continuity, dB/ dBm, etc Maximum reading of 120,000 digits DCV measurement ... modes selectable Build-in mathematics calculation functions: mX+b, %, dB, dBm 512 readings storage and MAX/MIN/AVER/STD statistics ... 999910mHz0.00540mV rms100K~1MHz999.9990.1Hz0.005100mV rms VA83 6 1/2 Digital bench multimeter