The EX655 is a 600A True RMS AC/DC Clamp meter. This clamp meter also measures AC/DC voltage, resistence, capacitance, frequency, temperature, continuity/diode test and has an NCV detector. The EX655 has a 1.18" jaw size which accomodates conductors up to 350 MCM. This meter also features 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. Complete with test leads general purpose bead wire Temperature probe, and 3 AAA batteries.