₦airaland Forum

A multimeter or a multitester is also known as a VOM (volt-ohm-milliammeter), is an electronic measuring instrument that integrates several measurement tasks in one unit. A particular multimeter can measure voltage, current, and resistance.

Multimeters are two types

Analog multimeters.
Digital multimeter.

Contemporary multimeters can measure many values. The most common are:
https://advanxis.com/blog-news/list-of-tools-used-by-instrument-technician-or-engineer