Bench Multimeter, Voltage (AC) 200mV to 750V, Voltage (DC) 200mV to 1000V, 2 mA to 20 A Amps AC, 2 mA to 20 A Amps DC, Resistance (Ohms) 200 ohm to 20 megaohm, Basic DC Accuracy +/-0.03 Percent, 20,000 Counts, True RMS Yes, USB Interface, Special Features Free Application Software via B&K Precision website, PC Connectivity, SCPI Compatible, Dual Vacuum Fluorescent Display, Auto Ranging Yes, NIST Calibration Certificate, Safety Rating CAT I 1000V, CAT II 300V, Resolution 4 1/2 Digits