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.

Plan on doing some camping this spring and summer? You’ll need one of these.

Solar chargers are convenient for camping and hiking, but you can use them to charge your gadgets for free at home, too. Solar chargers have come a long way in the last few years. Once little more ...

Unlock to see our ratings and compare products side by side Claims 100 watts maximum output. Uses Car battery clamps / MC4 connectors, and so may need adapters to work with other devices but includes ...

The sun is finally making a comeback, which means festivals, garden parties and – most thrillingly of all – the prospect of harvesting free electricity from the sky using one of the best portable ...

We may receive a commission on purchases made from links. Imagine having the power of the sun in the palm of your hand. In this age of tech moving toward sustainable energy, that's increasingly ...

A portable solar panel charger is a must-have for any tech-loving adventurer. Whether it’s phones, cameras, or GPS trackers, hikers and nomads are increasingly finding themselves in need of power on ...

Extra batteries and portable power banks are great for keeping your electronic devices charged and operating when you’re off the grid, but they won’t last forever. Portable solar chargers don’t have ...

Solar panels have become a popular way to charge devices on the go, whether hiking, mountain biking, or just spending time outdoors. But depending on the region you’re in, relying solely on the sun ...

One of the best things about the modern world and all of our electronic devices is that we can work and communicate from just about anywhere, the only thing we need is power. If you like to keep all ...

It’s always a good idea to have a source of emergency power in case the lights go out. And if you camp, or spend time outdoors away from electrical outlets, a portable power source makes life a lot ...

In recent years, there has been a marked increase in the number of battery-operated small form factor devices such as tablet PCs, handheld video games, standalone movie players, digital photo frames, ...