The Zus USB 12-volt adapter not only includes two USB charging ports, it also automatically saves your parked car's location to your phone. Wayne Cunningham Managing Editor / Roadshow Wayne Cunningham ...

Wayne Cunningham reviews cars and writes about automotive technology for CNET's Roadshow. Prior to the automotive beat, he covered spyware, Web building technologies, and computer hardware. He began ...

We may receive a commission on purchases made from links. You can buy a USB adapter for your car's 12 volt cig lighter plug for a couple bucks. But if you spend just a tiny bit more time and money, ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Many drivers use their smartphones for things like navigation and music playback on the road, and when ...

Traditional ICE (internal combustion engine) cars keep the 12-volt battery topped up with an alternator. When the gas engine is running, a belt turns the alternator, which generates DC power to ...