qualified dc-dc converter controller aimed at automotive front lights such has headlamps. In needs an external n-channel power mosfet, and can implement buck, boost, buck-boost or SEPIC (single-ended ...

I’ve been using power inverters and mobile power for more than two decades, learning a few expensive lessons along the way.

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CNET’s expert staff reviews and rates dozens of new products and services each month, building on more than a quarter century of expertise.

Keeping one in your car's trunk means you don't have to rely on a passing traveler with a pair of jumper cables.

Keeping one in your car's trunk means you don't have to rely on a passing traveler with a pair of jumper cables.

There's a solar-panel charging input as well. I don't like the too-short power cord, poorly labeled buttons or uncovered 12-volt car socket, into which debris or, worse, someone's finger could ...

Executive Editor David Carnoy has been a leading member of CNET's Reviews team since 2000. He covers the gamut of gadgets and is a notable reviewer of mobile accessories and portable audio ...

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