UEi DL579 CAT III 600 V ratingAC Volts: 750 VACDC Volts: 1000 VDC AC current (amps): 600A Resistance (Ohms): 60MO 600A Dual Display TRMS-Clamp with Temp/Capacitance Measure capacitance, voltage, circuit continuity, resistance, temperature via K-Type thermocouples and diode malfunctions. Check system boards and live wires. ? Overview A. Clamp: Measure inductive AC current. Opens to 1.25” (32.0mm).B. Conductor Alignment Marks: C. Category Max Indicator: Maximum CAT Rating for clamp jaw.D. NCV Alert Light: F. Clamp Lever: Opens and closes current clamp jaw.G. Rotary Selector Dial: Set Rotary Selector Dial desired function.H. Range Button: Press to set the manual range desired.I. SELECT Button.J. Category Max Indicator: Maximum CAT Rating for input jacks.K. Test Lead Input Jacks: Multifunction and Positive input jacks.L. Wire Separation Tab/ NCV sensor: Use to isolate an individual wire from a bundle for testing. NCV sensor detects the live voltage.M. Test Lead HolderN. Hand Guide: Used as a point of reference for the operator's safety.O. Hold/Backlight Button.P. Min/Max ButtonQ. DisplayR. Inrush/Hz Duty ButtonS. K-Type Temperature Probe InputsT. Input Jack LockU. Built-in versatile magnet to use as a mount or as a strap (optional)V. Battery CoverW. Battery Compartment LatchesX.