Greenlee CM-660 Clamp Meter, 6000 Count Resolution, LCD Display

Measures AC amperage, AC/DC voltage and resistance. True RMS for accurate measurements when the voltage or current waveform is distorted by non-linear loads. Amperage measurement 400, 600 A. Voltage measurement 400, 600 V. 3-1/2-digit LCD display. Jaw opens 1.38 in. Auto-power off for longer battery life. Measurement category Cat III, 600 V per UL 3111-1.