You can evaluate your batteries, revive those underperforming, and nearly quadruple the lifespan of the average automobile, golf cart, or medical home battery with simple equipment like a multimeter.

A car’s battery powers everything from starting the ignition to running electronics. But over time, the battery can lose its charge and experience a dip in performance. A typical sealed lead-acid (SLA ...

Automotive technology has advanced at ludicrous speed, yet modern automobiles still use battery technology that originated in the early 1900s. We should clarify we’re not referring to the battery ...