The EX655 is a 600 amp True RMS AC/DC clamp meter. This clamp meter also monitors AC/DC voltage, resistance, capacitance, frequency, temperature, continuity/diode tests, and includes an NCV detector. The EX655 meter has a 1.18" jaw size and can accommodate conductors up to 350 MCM. It also has a 6000 count backlit LCD display, data hold, min/max, relative function, low pass filter, inrush mode, DC zero function, LCD trending bargraph, auto power off, and a convenient LED worklight. It comes with test leads, a general-purpose bead wire temperature probe, and three AAA batteries.