Keeping one in your car's trunk means you don't have to rely on a passing traveler with a pair of jumper cables.

Portable car battery jump starters can be essential in case of a battery emergency ... Choose a jump starter from a reputable brand that offers a solid warranty. Most brands offer warranties ...

Just as with a spare tire, you should always keep a jump starter handy in case of an emergency. Rather than needing a second car and attaching jumper cables, a jump starter contains its own charge ...

Ability of the Jump Pack to start a weak and dead battery at warmer temperatures of approximately 70 deg. F. A weak battery is when the headlights will come on and the engines starter motor will ...

If you're planning a drive, a dead battery can really bring those plans to a halt -- not to mention it can also be pretty dangerous. Keeping a portable jump starter in your vehicle can bring you ...

Leaving your car running for a few minutes will recharge the dead battery. Portable jump starters like this tend to include a few extra features. In this case, there is a USB-A port for charging ...