These portable chargers and power banks give you the most boost when you're out of juice. I’m a Mobile Analyst at PCMag, which means I cover wireless phones, plans, tablets, ereaders ...

Panic? That's not your style. You recall your secret weapon -- your power bank. With one swift, well-practiced move, you reach into your bag, pull out your trusty power bank, and hook it up to ...

We've tested over thirty different models to find the best portable power stations. Whether you want durable power station for on-site work, a unit for camping and running your RV, as a home back ...

Japanese company Elecom has unveiled the world’s first power bank using sodium-ion battery technology, according to the company’s official press release. The sodium-ion power bank consists of ...

“Power tends to corrupt,” said Lord Acton, the 19th-century British historian. “Absolute power corrupts absolutely.” His maxim has been vividly illustrated in psychological studies ...

A power supply for electronic devices. Also called an "AC adapter" or "charger," power adapters plug into a wall outlet and convert AC to a single DC voltage. Computers use multiple DC voltages ...