Fluke® Clamp Meter, Series: 320, 600 VAC/VDC, 400 A, 40 kOhm, 5 to 500 Hz, 30 mm Jaw, Backlight Display, True-rms AC Response, 2% +/- 5 Digits (45 to 65 Hz), 2.5% +/- 5 Digits (65 to 400 Hz) Accuracy, 1.5% +/- 5 digits VAC, 1% +/- 5 digits VDC Accuracy, Safety Rating: CAT III 600 V, CAT IV 300 V, -10 to 50 deg C Operating, 8.15 in x 2.95 in x 1.34 in