A battery charge controller is an essential part of a power system that charges a battery because it can keep the battery safe for a long term. A charge controller, in principle, is an electronic ...

Battery-charger-control designers face a fundamental choice: to use a part from the rich selection of dedicated charge-control ICs available from many vendors or to use a programmable microcontroller.

The 12-volt battery is one of the least complex components in modern vehicles but one of the most crucial. If it’s not in good condition, the engine won’t start, nor can any of the vehicle’s fancy ...

Sure, you could grab your cell phone and call a mechanic at the first sign of car trouble, or you could become self-reliant by buying a couple of things that can get you up and running almost as ...

Certain units of the 2022-2024 GMC Hummer EV are included in a new Service Update from General Motors, which covers a fix for a battery energy control module issue. The Service Update applies to both ...

This article was updated with new information in December 2025. A vehicle’s performance starts–no pun intended–with its power source, making battery care one of the most important—yet ...