Portable jump starters are simple to compare. Under the skin, these devices are essentially just heavy-duty battery banks equipped with jumper cables. Here are some important metrics to look out ...

Lead-acid jumper packs can be used repeatedly and are capable of cranking for much longer. They also have long cables with ...

For years, the answer to a dead car battery was to hook it up to another vehicle using jumper ... if the cables have been attached incorrectly, preventing damage. While some heavy-duty jump ...