You may have asked yourself a very valid question about the need for a 12-volt battery in an EV built around a large battery pack and why all EVs have one.

Previously, 12-volt batteries were commodity items designed to be replaced periodically and inexpensively. But now, they will likely get far more expensive as the amps-per-hour ratings increase.

The big, expensive batteries are dead reliable. It's the puny 12-volts that are causing problems. Countless automakers have struggled with 12-volt charging issues.

The class-action lawsuit, which was filed in the U.S. Eastern District Court of California, claims that Subaru and Toyota both knew about 12-volt battery problems before the the Bz4X or Solterra ...

and Illinois. The recall was issued for over 273,000 of Ford's Bronco Sport and Maverick vehicles with 12-volt batteries after incidents of drivers losing power while in transit.

Lithium-ion car batteries on the other hand, while outperforming lead acid batteries, are not as easily recycled. This is because the recycling process is not only harder, it's also more expensive.

Contreras was a contractor working on T-Mobile cell towers, so he knew how to access the tower, according to police. Once inside the tower, he would swipe the batteries, intending to resell them ...

The V4500 Plus is a 4,500-amp power solution that is designed for vehicles with high-displacement (up to 16 liters) gas or diesel engines and 12-volt electrical systems. It is said this jumper can ...