[True RMS 600A Clamp Meter] This multimeter can accurately measures600A AC/DC Current, 600V DC/600V AC Voltage,NCV, VFD,LoZ, frequency, duty, resistance, capacitance, temperature, diode, continuity inrush current, etc. [Inrush Current Meter] The amp meter can measure the inrush current, which can promptly detect and solve potential problems in the circuit and ensure the safe operation of the equipment(Note: It is only applicable to AC). VFD & LoZ Mode:The Clamp Meter has Variable Frequency Drive Filtering (VFD) and low Input Impedance (LoZ) modes, which can provide higher accuracy readings.The digital clamp meter is a perfect troubleshooting ammeter tool, you can accurately troubleshoot electrical faults in a fraction of the time and get your job done more efficiently. [NCV Voltage Testing Function] The clamp on amp meter has a non-contact voltage (NCV)