KLEIN KLE-CL390 - AC/DC Digital Clamp Meter, Auto-Ranging 400 AmpKlein Tools CL390 is an automatically ranging true root mean squared (TRMS) digital clamp meter. It measures AC DC current and NCVT via the clamp, AC DC voltage, DC microamps, resistance, continuity, frequency, capacitance, and diodes via test leads, and temperature via a thermocouple probe. It features a high visibility, reverse contrast LCD display that optimizes view ability both in dark or bright ambient lighting. Features Test lead holder on side