A battery tester performs checkups to ensure your ride starts and that all of the auxiliary electronics are in working order.

A car battery is a crucial component that plays ... consider taking it to a professional for a comprehensive battery test. Remember to consult your vehicle's manual for specific instructions ...

Larger portable jump-starting devices that clamp to a car's battery have become common in the past few years. But even smaller devices, which plug into a car's power outlet, are now on the market.

An electric car battery developed by UK start-up Nyobolt ... It was achieved with a specially-built concept sports car on a test track in Bedford, and is part of industry-wide efforts to get ...