The best of the basics. With true-rms ac voltage and current measurements, the Fluke 373 Clamp Meter reads up to 600 A ac and 600 V ac or dc. Be ready for anything. The new Fluke 373 Clamp Meter offers improved performance perfect for any ac only current measurement situations. Featuring true-rms ac voltage and current measurements, and resistance measurement up to 6000O with continuity detection, the Fluke 373 is everything you need, plus a little more.