I recently bought a replacement laptop PC from Dell and was happy to see that its AC/DC power adapter had the same ratings as the ones I had from two now-defunct Dell laptops (19.5 V, 2.3 A/45 W).

AC/DC adapters are common types of external power supply units that are used for electronic equipment and other devices that cannot draw power directly from the main network. They change the ...

We live in interesting times, so all EV owners should have at least one adapter at hand. But which one? Let us explain. There’s never a dull day in the electric car industry. Two years ago, Ford CEO ...