For all of you who have a multimeter thrown in a drawer or toolbox but don’t know how to use it, these instructions will help in your search for missing voltage.

This essential tool lets you measure the electric current and voltage of a circuit. Here's what you need to know to use it correctly.

The unit of measure for AC voltage is [volts, AC]. To measure AC voltage using a benchtop multimeter, select the “AC V” mode and connect your probes.