Some day in the electrified future, even mid-range phones will become self-winding. Or solar-powered. Or fuelled by sugar. Until then, the best tool for cordless current is a wireless charger. See, ...

Our team of experts has selected the best portable charger out of dozens of options. Don’t buy a portable charger before reading these reviews.

This neat portable solar charger is ultra-light ... day trip and want something compact and streamlined to help protect your phone and give you a little extra juice on the go. Otherwise, it may be ...

Don't get caught in the dark. If the electricity goes out, there are ways to keep the lights on, phones charged and even a ...

Learn more › Solar generators ... I needed a constant power source to charge my laptop, a portable fridge, lighting, and a myriad of devices and tools … even the best electric bikes.

"People every day without power sources have a device that needs charged," said an inventor, from Orlando, Fla. "My Octopus ...

A cell phone charger is designed to recharge the battery of a mobile phone by converting electrical energy into a format that is compatible with the battery. There are various chargers, such as wired, ...