Unlock to see our ratings and compare products side by side The Energizer Ultimate Lithium AA is part of the Batteries test program at Consumer Reports. In our lab tests, AA batteries models like ...

A new Energizer phone promises its battery will last up to 50 days on one charge. But this isn't a slim, sleek new handset - tech fans are describing it as an "absolute unit" and the "thick boi ...

A startup research and development company aims to continue Portage's 130-year history as a battery manufacturing center as ...