A battery monitor is like a gas gauge, showing you how much electrical power is left (known as state of charge) as well as other vital signs. Today adding a monitor to a boat battery is easier than ...

Rivian recently faced a flurry of dying 12-volt batteries on its vehicles, last time because of a botched software update. This must have caused the EV startup a lot of money because it decided to ...

Baking soda and water can be a good, inexpensive mixture to clean corrosion and crud from a car battery. Extreme temperatures affect battery performance so take steps to limit the impact. It’s early ...