Automatic battery chargers can be awesome tools to have in the shop. They take all the guesswork out of making sure your batteries are full of that sweet, sweet juice you need to crank your engine to ...

It's a good idea to have a quality car battery charger on hand in case of an emergency. However, they all aren't created equal. Here's what you need to know.

A DC-to-DC charger uses excess engine-alternator current, typically redirected from the starting battery bank, to charge the house battery bank. This can also be performed by an automatic charging ...