Industrial Multimeter with Non-Contact Voltage Detector The Extech EX365-NIST Compact Industrial True RMS MultiMeter with Built in NCV & NIST is a Compact Industrial True RMS MultiMeter with a Built in Non Contact Voltage Detector. The EX365-NIST features highly accurate True RMS measurements, NIST Certified Calibration, LoZ for the prevention of false readings caused by ghost voltages, .5% basic accuracy, a 1000V AC/DC volt range, resistance up to 40MΩ, continuity beeper with visual alert, smart data hold, peak hold, auto power off with disable, relative mode for capacitance zero and offset adjustment. Additionally, the EX365 excels in frequency and capacitance measurements as well as commercial applications which require AC/DC current measurements from 1 mA to 10A.