The EX650 is a 600A True RMS AC Clamp meter. This clamp meter also measures AC/DC voltage, resistance, capacitance, continuity/diode test and has an NCV detector. The EX650 has a 1.18" jaw size which accommodates conductors up to 350 MCM. This meter also features a 6000-count backlit LCD display, data hold, min/max, relative function, auto power off and a convenient LED worklight.