This human powered cell phone charger is a great example ... the generated energy can be transferred through the battery terminals to a connected device. So, he cut a USB charger cable in ...

[Barry] sent us a tip about a video from [electronupdate], describing an experimental cell phone charger. It’s a familiar issue: Your cell phone battery ... capacitors to power a typical usb ...

Since space is such a big concern when I commute, I really love that I can just bring one charger that can work with all of ...

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 ...

Read more: Battery Brands Ranked From Worst To Best To understand how a solar panel phone charger works, you really just need to know what a solar panel and a power bank are. The former ...