Digital multimeter is a multi-purpose electronic measuring instrument, voltage meter, ammeter, including general ohmmeter and other functions.
A digital multimeter has a portable device for basic fault diagnosis, and also a device placed on a workbench, with a resolution of seven or eight bits.
Digital multimeter is an electronic instrument to be used in electrical measurement. It can have many special functions, but the main function is to measure the voltage, resistance and current. Digital multimeter, as a modern multi-purpose electronic measuring instrument, mainly used in physical, electrical, electronic and other measurement fields.