So, today I'll add it's also worth noting that several manufacturers already offer solar cell phone chargers. Solar cell phone chargers aren't just greener. They're also a handy piece of emergency ...

[Michael] took a battery charger meant to be connected to mains power and converted it to work with a solar panel. This was a traditional 4 cell charger which charges the batteries in pairs.

Portable chargers are a necessity for how often we use our phones these days. Those need to be charged too, though, and vary wildly in how long they last. The solution? Solar power. SEE ALSO ...

Additionally, it includes a built-in light for nighttime use. The detachable solar panel can also be used to charge another USB device such as a smartphone, walkie talkie, power bank, and so forth, ...

We design it as a compact (pocket size), lightweight (0.56 lb) and durable charger (waterproof, dustproof, shockproof)." "This solar power bank is the same size as a cell-phone and works great.

The handset comes with a regular electrical charger and a solar panel that charges the ... Kenya has one of the most vibrant cell phone markets in Africa, analysts say. An estimated 17 million ...

"We thought there could be a more convenient solar charger for cell phones," said one of two inventors, from Mount Ulla, N.C.

There’s a large solar panel on the case that is great as long as you’ve got some sunshine to charge it in the first place. Handy if you’re used to spending smartphone time in the great ...