The phone with built-in solar panel on the back is pretty self-explanatory, but I think the case is more interesting. It’s paired with a prototype phone that has a couple of small contacts on ...

Walmart is selling the SOLPOWBEN 20000mAh solar charger for only $17, and it’s lightweight, highly efficient and very functional. The usual listing price is $50, so you’re getting a 66% ...

What would you do if you were camping, hiking, or traveling somewhere without electricity and your phone died? Panic? If so, then you need a solar power bank that can keep up with your adventures for ...

Ascent Solar CEO Victor Lee says the case would extend the phone’s usage time. The first case in its EnerPlex line is designed for the Apple iPhone 4 and 4S.

Regular power banks will only give you a few charges tops if the power goes out, so you need a solar power bank like this one by HyperGear. Save 24 percent and grab one for $37.99 with free shipping.

In our increasingly device-driven, extreme-weather world, solar power banks are just about essential. Just because you go out, or the power does, does not mean systems have to go down. While we ...

A third shopper said, “I have charged my phone 3 times from 15% to 100%, and there is still juice left in the power bank.” SOLPOWBEN Solar Phone Charger & Flashlight, $17 (Was $50) at Walmart ...