The 380926-NIST is a category IV, 2000-Amp, TRMS AC/DC Clamp Meter which has a rugged 2 in. jaw that accommodates two 500MCM cables. A built-in full-function DMM can measure AC/DC Voltage and Current, Resistance, capacitance, frequency, Duty Cycle, Diode and Continuity. Measurements are displayed on the large 4000 count backlit display for easy viewing in dimly lit areas. Additional features include DCA push button zero, Data Hold, and Relative function. Complete with test leads and 9V battery. Includes certificate traceable to NIST.