True-Rms Navigator Clamp Meter, Voltage Rating: AC DC: 100 V, 1000 V, Amperage Rating: 100 AMP, 600 AMP, Frequency Rating: 20 HZ - 10 KHZ, Resistance: 1 KOHM, 10 KOHM, 100 KOHM, Capacitance: 400 MFD, 4 MILFD, Accuracy: Plus-Minus (1.5 PCT RDG + 5 LSD) For AC current, Plus-Minus (1.5 PCT RDG + 5 LSD)