Multifunctional Clamp Meter: can be used to measure AC/DC current, AC/DC voltage, resistance, capacitance, frequency, duty cycle, relative value, Max/Min value, temperature, LIVE test, continuity test, and diode test.|Measuring Range: 600A AC/DC current, 600V AC/DC voltage, 60MΩ resistance, 60mF capacitance, 10Hz~10MHz frequency, 0.1%~99% duty cycle, and -40~1000℃ temperature.|Data Hold: hold the measured data for conveniently checking or observing data.|Backlight Function: 1.6-inch LCD screen with backlight ON/OFF switchable for display data clearly.|28mm Jaw Opening: jaw opening of 28mm to measure current without touching or interrupting the circuit.