CR's experts pick the best portable solar panels and battery chargers to power devices like phones and laptops, plus back-up batteries and power stations.

A solar charge controller benefits a solar+storage system. The solar+storage system allows customers to use solar off-grid, either full-time or as a backup during power outages. The controller ...

Unlike a solar panel that you might place on your roof, which is set in a fixed, rigid frame and sealed under glass, a typical portable panel is usually encased in a protective sleeve made of mesh ...

There are many different reasons to own a solar panel. For the environmentally cautious, it can reduce their carbon footprint and make them energy-independent. A highly rated off-grid solar panel can ...