A car battery charger and maintainer is a smart investment that can save you hassle, time, and money in the long run. Not all battery chargers and maintainers are created equal. Before you decide ...

CNET’s expert staff reviews and rates dozens of new products and services each month, building on more than a quarter century of expertise.

This gadget is especially essential for car, motorcycle, boat owners, or anyone who uses equipment powered by batteries. When looking for the best battery maintainer, there are a few critical ...

Many chargers double as maintainers, but you don't need many amps just to keep a battery topped up. Photo credit: David ...

A car battery charger and maintainer is a smart investment that can save you hassle, time, and money in the long run. Not all battery chargers and maintainers are created equal. Before you decide ...

This isn’t a factor when the car is driven regularly, allowing the alternator to replenish the battery. But if the car is parked for an extended period, such as for winter storage or while ...

Excellent unit!” With seasons changing and temperatures dropping, now is the perfect time to invest in a reputable battery charger and maintainer. Car batteries tend to die most frequently in ...

CNET’s expert staff reviews and rates dozens of new products and services each month, building on more than a quarter century of expertise.