The old-fashioned 12-volt lead acid battery hasn't changed much since the mid-1950s. Now it's getting a makeover to handle a host of new responsibilities in electrified, automated and software-defined ...

(HWT Note: This is the first part in a three part series on understanding 12-volt batteries, which includes tips on improving battery function and longevity). It’s always nice talking to an expert. To ...

(HWT Note: This is the third part in a three part series on understanding 12-volt batteries, which includes tips on improving battery function and longevity. The first is titled “Understanding 12-volt ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Year by year, lithium-ion battery technology improves, and EV range and performance leap forward. We're ...

As fuel-economy rules get stricter, lithium-ion batteries may no longer be limited to electric cars. An increasing number of new cars are now being fitted with engine start-stop systems to reduce fuel ...

Outsiders might not know that electric cars still have lowly 12-volt (usual lead-acid) batteries on board to power the vehicle's 12-volt systems, but they do and Musk wants that to change with the ...

Ford's Mustang Mach-E EV is pretty damned impressive for a first effort at a built-to-purpose electric vehicle. Of course, no new model is without its faults, and the owners of some early Mach-E ...

Is your car battery more than 3 years old? It could be on the verge of dying, and you might not even realize it. Keep a closer eye on how much life it has left by purchasing one of the many car ...

With fuel economy regulations tightening and connectivity and autonomous-driving capability proliferating, the old-fashioned 12-volt automobile electrical system has reached the end of the road.

Unlike many units, this battery charger continuously charges at maximum current, tapering off only near full battery voltage. In this unit, the full load current of the supply transformer/rectifier ...

Manufacturers are investing huge sums into battery technology to maximize the range and performance of new electric cars. However, if you pop the hood of a modern EV, you might find a regular old ...