A laptop must run on AC power if the battery has failed or is missing. Batteries can fail over time: the devices have a finite number of chargers before the power capacity drops below practical ...

TUCSON, Ariz.--(BUSINESS WIRE)--The ac/dc adapter technology has evolved over the last years and presently the technologies developed by Rompower Energy Systems Inc. increase the efficiency from 88% ...

There are a lot of options for mounting your iPhone in your car. I’ve relied on the highly-rated Kensington suction cup windshield car mount for a few years without too much incident. However, I’ve ...

Apple is recalling some of its two-prong AC wall plug adaptors designed for use in continental Europe, New Zealand, Australia, Korea, Argentina and Brazil. These aren’t the power bricks themselves, ...

The nation's power grid pulses with a certain type of electricity: AC power. But our "Planet Money" team explains why some people are trying to revive the DC power grid. We don't think very much about ...

Pleasanton, Calif. — Advanced Power Solutions (APS) has introduced its 2K6S series of wall-mount switching power supplies that consume minimal AC current under no load conditions for Green Power ...