Data Hold/Low Battery Display/Backlight/NCV/Buzzer/Relative Measurement.
The GVDA GD166B digital clamp meter is a versatile tool that can measure multiple electrical parameters. It can measure both DC and AC voltage up to 600V and AC current up to 600A. It also has a DC current measurement function up to 60A. This clamp meter also measures resistance, capacitance, frequency, duty cycle, and temperature.

It has a True RMS function that ensures accurate readings of distorted waveforms. The NCV function allows the user to detect the presence of voltage without touching the wires or live terminals.
Other useful features of this clamp meter are Data Hold, Max/Min, Auto/ Smart mode, DCA zero, Relative Measurement, Low Battery Display, Backlight, and a Buzzer.
Overall, the GVDA GD166B is a reliable and accurate digital clamp meter that can be useful for electricians, technicians, and DIY enthusiasts alike.
