Between the invention of the self starter and the end of the 20th Century, the best portable car jump starters weren’t ...

Working on car electrical systems used to be easy. The battery simply provided power for the car’s starter motor when starting or to run the small number of accessories when the engine wasn’t ...

One of the worst things is that you just used to be allowed to throw lead-acid car batteries into a sand ... Right now, if we don’t convert to battery electric vehicles we might not have cars.

The trade-off is a much smaller and lighter battery pack. Lead-acid batteries are similar to traditional car batteries, ...

Hack a Day favorite [Mikey Sklar] is back with a new project. Mini-D is a battery desulfator. If a 12V lead-acid battery sits with a voltage below 12.3V, sulfur crystals will begin to form on the ...

My car of the future is an electric racecar ... and see how far I could go with one kilowatt/hour (1.3 hp) of lead-acid battery. So far it's 53 miles in one hour, an Electrathon National Record.

There are three main types of car batteries: lead-acid, absorbent glass mat, and lithium. Check your battery's label and determine which type you have in your car. Many hybrids and plug-in hybrids ...

In what might seem like a headscratcher, China is now urging its citizens to trade in their lithium-ion battery-based ...

Larger portable jump-starting devices that clamp to a car's battery have become common ... These models have lead-acid batteries that can be recharged and used again. But they must be periodically ...