Digital multimeter, a multi-purpose electronic measuring instrument, generally includes functions such as ammeter, voltmeter, ohmmeter, etc., sometimes also called multimeter, multimeter, multimeter, or triple meter.

Indicates the difference between the DMM's measured value and the actual value.

This article introduces the precautions for the use of the multimeter (1)

This article introduces the precautions for the use of the multimeter (2)

This article introduces the use of the multimeter (1)

This article introduces the use of the multimeter (2)