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 ...

You try to turn on your car, and it just won’t start. Maybe the dashboard doesn’t even light up. A likely cause: The 12-volt battery is dead. All cars lose a little battery power when parked. If you ...

You can jump-start a dead car battery by using jumper cables to connect its terminals to the terminals of a functioning car battery or a standalone jump starter kit. However, if you don’t know how to ...