Combo kit's UL/cUL-listed Model DM73B multimeter features 600 Vac/dc testing, resistance from 0.1 ohm to 34 Mohms, and continuity beeper. Model AD40A current clamp measures up to 400 Aac, has 0.01 A resolution in 40 A range, and accommodates cables up to 1 in./500 MCM, 25 mm. It holds data and is CAT III rated to 600 V. Testers are stored in padded carrying case.