It's a must-have for any toolbox—but there's a learning curve involved. Learn how to use a multimeter for all of your electrical testing needs.

Multimeter Cost Multimeters are versatile mechanisms that can be leveraged beyond automotive applications. Even basic multimeters can measure voltage and current in household items such as switches, ...

Performing the Available Voltage test will indicate the state of charge of the battery. A proper car battery reading should be 12.6V - 13V when the engine is switched off.

How to test a contactor by checking coil voltage, verifying continuity, and confirming contact movement using a multimeter. Ideal for motor control diagnostics.

A close look at the FR01D multimeter with thermal imaging camera from FeelElec. This model has an IR sensor with a resolution of 192 × 192 pixels.