Greenlee® CM-950 AC/DC True RMS Clamp MeterFeatures: True RMS for accurate measurements with harmonics, dual Hall sensor for DC amperage, analog bar graph for quick changes, and backlit display for low-light conditions.Specs: Amperage: 400A, 600A; Voltage: 400V, 600V; Frequency: 0.400kHz; Jaw opening: 1.38" (35 mm).Additional Features: Measures AC/DC amperage, voltage, frequency, and resistance. Includes peak/data hold, MIN/MAX feature, auto zero for DCA, and selectable Auto Off for extended battery life. SKU: GRNL.CM950 Brand: GREENLEE Country of Manufacture: Taiwan Supplier Part Number: GRNLCM950