Amprobe AC75B 600A Digital Clamp Meter with Temperature Digital clamp meter measures alternating current (AC) to 600 amp, direct current (DC) voltage to 1,000 volts (V), AC voltage to 750V, DC microcurrent to 4,000 microamp, capacitance to 4,000 microfarads, and resistance to 40 megaohms Average-sensing meter provides accurate readings when measuring linear loads, where the current or voltage has a sinusoidal waveform Clamp with 1.3" (35 mm) jaw opening measures current without touching or interrupting the circuit K-type thermocouple probe measures temperature Both meter and test leads meet International Electrotechnical Commission (IEC) safety standard 61010; meter is certified for category III installations up to 600V, and test leads are certified for category II installations up to 1,000V Auto power off Low battery indicator Jaw size 1.3 inches (35 mm) CSA, CAT III 600V Resolution: 0.1A