Lastly, different batteries require different voltages and charging devices. For instance, an AGM battery should only be ...

We've tested and reviewed products since 1936. Read CR's review of the Duralast 78DT-AGM car battery to find out if it's ...

Life test measures how a battery endures repeated charge-and-discharge cycles at hot-climate engine-compartment temperatures. The more cycles endured while maintaining a higher voltage, the higher ...