There are a lot of things I carry around with me, but one thing I’ve found especially helpful is a solar charger that juices my phone when there are no outlets in sight. That’s why I’ve been ...

To keep your important devices powered up, solar panel phone chargers are essential gear nowadays for hikers and campers. These gadgets help ensure that you have access to maps, emergency contacts ...

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 ...

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

A few years ago, [Lukas Fässler] needed a solar charge controller and made his own, which he has been improving ever since. The design is now mature, and the High Efficiency MPPT Solar Charger ...

It's heat-resistant, waterproof, dust-proof and drop-proof, so it's likely to be safe no matter your environment. The device ...