Don't let a dead battery ruin your morning—keep one of these portable jump starters handy. We tested 6 of them to determine ...

If you’ve ever dealt with a dead battery, you know how ... there are three kinds of portable jump starters, based on their power source — lead-acid, lithium ion, and supercapacitor.

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

Having a portable power station ready to go can be a big lifesaver, especially during emergencies like big storms, but are you also prepared for those upcoming road trips during the holiday ...

Jump starters typically have the same voltage as most car batteries: 12. The range of amps is much wider, though, to fit the gulf of requirements among all types of cars. For example, a small ...