Men’s Journal aims to feature only the best products and services. If you buy something via one of our links, we may earn a commission. The dark side of owning a car jump starter? Its battery can die ...

“This solar charger has been great for keeping my car battery healthy.” For a limited time, you can get the Powoxi 12V Solar Car Battery Charger for just $36, and it’s one of the most efficient ...

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 ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Tim Heffernan Tim Heffernan is a writer who covers air and water quality and ...