Whether you often camp off the grid, go backpacking, or grapple with power outages, a solar charger is a nifty gadget to have in your arsenal. It can charge your phones, tablets, mobile ...

Many solar chargers come with ports to plug your devices ... and/or the publisher may receive a commission from if you buy a product or service through those links.

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 ...

But now, James’ company, Soma Bags, is providing a solution: backpacks equipped with solar panels that charge a reading light. What started as a small-scale project with some discarded cement ...