Such a device is useful for people who like to delve into electronics. With its help, you can find out the voltage, current, resistance, or "ring out" the circuit.
There is a backlight for working in the dark. Powered by a conventional 9V battery.
The detailed measuring ranges are described below:
• constant voltage: 200 mV, 2 V, 20 V, 200 V, 600V;
• alternating voltage: 200 V, 600 V;
• direct current: 200mkA, 2mA, 20mA, 200mA, 10A
• resistance: 200 ohms, 2 kohms, 20 kohms, 200 kohms, 2 mohms