6 1/2 Digital bench multimeter 12 different measurement functions: DCV/ACV, DCI/ACI, aa2W/aa4W, frequency/period, Key Feature:12 different measurement functions: DCV/ACV, DCI/ACI, Ω2W/Ω4W, frequency/period, diode, continuity, dB/ dBm, etc Maximum reading of 120,000 digits DCV measurement accuracy up to 0.0035%, resolution of 1μV DCV True RMS AC voltage and current measurements, frequency up to ...