Battery cases must be able to add extra juice to your phone and provide damage protection. You’ll also want something that doesn’t interfere with your phone's features, like NFC or ports, nor ...

Life test measures how a battery endures repeated charge-and-discharge cycles at hot-climate engine-compartment temperatures. The more cycles endured while maintaining a higher voltage, the higher ...

'ZDNET Recommends': What exactly does it mean? ZDNET's recommendations are based on many hours of testing, research, and comparison shopping. We gather data from the best available sources ...

Federal Agricultural Mortgage Corporation provides a secondary market for various loans made to borrowers in the United States. It operates through seven segments: Farm & Ranch, Corporate ...

A car’s battery powers everything from starting the ignition to running electronics. But over time, the battery can lose its charge and experience a dip in performance. A typical sealed lead-acid (SLA ...

If you had asked me a half-a-decade ago what I considered to be the weakness of modern smartphones, I'd have said the battery life. Phones used to last hours at a time, and you'd have to find a ...

A battery is a device that stores energy in chemical form and can convert it into electric energy through electrochemical reactions. Europe’s demand for high-energy batteries is likely to ...

Is your phone, tablet, or laptop typically in the battery red zone before the day's end? These portable chargers and power banks give you the most boost when you're out of juice. I’m a Mobile ...

Nokia's first clamshell-style smartphone, and first model with a twisting display. The feature-packed GSM phone includes Bluetooth, push-to-talk, speakerphone, FM radio, VGA camera with video, MP3 ...