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.

Why does it always seem like your car battery chooses the day you’re running late to get to work in the cold, dark, snow, or rain to give up the ghost and stop working? You jump in the car, turn the ...

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 ...

Certain units of the 2023 Cadillac Lyriq and 2024 Cadillac Lyriq are included in a new Service Update from General Motors, which covers a fix for a battery energy control module issue. Affected ...

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 ...

We earn commissions from purchases you make using links in our articles. Learn more. A car battery charger will make sure you can start your car if you're not using for a while. If you’re going to be ...

Wireless charging in 2025 has reached a new level of convenience and efficiency, becoming a standard feature across flagship and mid-range smartphones. New charging technologies like Qi2 have improved ...

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 ...