Jump-starting dead batteries with portable jump-packs has never been easier, and in the case of cars and pickups, never more economical. Portable jump-packs are essentially a high-capacity battery in ...

Jump starters used to be bulky, expensive, and something only serious gearheads kept in the garage. Now they're compact ...

A jump start uses a working battery to supply enough current for the starter motor, then lets the alternator recharge the ...

Q. You have recommended a particular lithium battery jump start pack in the past, but I lost the info. Do you have a current recommendation? A. These compact jump packs have replaced jumper cables in ...

If you own more than a two performance cars, then having a portable battery pack is a quick and easy resource when a battery goes flat. We looked into several portable battery packs that offer ...

️ Editor's note: This product category requires new testing about once a year. We'll update this article with the most recent information when it's available. This article was updated in December 2025 ...

“It's probably the most powerful, safest, most reliable jump pack on the marketplace in its class and its price range,” Steer said. “The kits’ components are easy to install on our Start•All Jump•Pack ...