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

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

Never worry about your car, motorcycle ... Generally there are three kinds of portable jump starters, based on their power source — lead-acid, lithium ion, and supercapacitor.

There are a lot of portable jump starters on the market today, and most of them do a great job on average, every-day vehicles ...

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Jump starters typically have the same voltage as most car batteries ... If a jump starter lists peak amps, look for at least 600 on a lithium-ion starter and at least 1,000 for a lead-acid ...