The highest-rated Harbor Freight battery chargers come from Cen-Tech and Viking, with a 4-amp Viking charger topping the list ...

A battery can feel “fine” right up until it isn’t. Cold weather cuts output. Short trips don’t refill the charge. Let a car ...

The sun will last as we know it for at least another five billion years, so there’s plenty of time to use it as an energy source for automotive, sport, and marine batteries. Right now, Amazon has a ...

Fast chargers can cut downtime on cordless tools, but many users wonder whether that extra speed comes at a long-term cost to ...

One year, I discovered my car was battery dead after returning from Florida. Had I purchased a trickle charger, it would have saved me from having to replace the battery. If you are in the market for ...