True RMS measurements and optimized ergonomics make the 320 Series Clamp Meters the best general troubleshooting tools for commercial and residential electricians. The Fluke 323 model is ideally suited for current measurements up to 400 A in tight cable compartments.  600 V AC and DC voltage measurement.  True RMS AC voltage and current for accurate measurements on non-linear signals.  Resistance measurement up to 4 kΩ with continuity detection. Includes: Test leads and soft case.