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 ...

Between the invention of the self starter and the end of the 20th Century, the best portable car jump starters weren’t something you carried with you. They were heavy lead-acid automotive batteries ...

️ 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 ...

Don't hit the road without a portable car-battery charger and flashlight. Save 33% on the AstroAI S8 Car Battery Jump Starter ...

In this report, we’re testing Topdon’s new V4500 Plus jump-starter on a 12-volt battery that is beyond dead. The product test actually is a precursor to the formal reintroduction of “Project Black ...

The battery died on my riding lawn mower. I was wondering whether it is safe to jump-start the lawn mower with my car, and if so, do you have any tips on how to do it? RAY: Carefully. TOM: Every year ...