Milwaukee 400 Amp Clamp Meter Kit, NIST, (2235-20NST)
Product Information Measures up to 400 amps AC, large 1.0 inch jaw opening, thin jaw profile for easier wire measurement in panels or in bundles, wide voltage range to 600 AC/DC volts, true-RMS for accurate measurement in all applications, built-in LED work light, CAT III 600V for increased safety, black on white display with backlight for easier reading, and rugged over-molding increases durability and user grip.