The diagram shows the circuit of a versatile USB power socket that safely converts the 12V battery voltage into stable 5V. This circuit makes it possible to power/recharge any USB power-operated ...

Big enough to run laptops, speakers and outdoor projectors, these compact power stations go far beyond phone power banks — ...

Wouldn't it be cool if every power socket was the same? Imagine if you could carry around a single cable and plug in any device to the wall. Share on Facebook (opens in a new window) Share on X (opens ...

I was looking at power boards in a hardware shop yesterday and noticed that a) many of them had USB sockets, and that b) the ratings for the USB sockets varied widely, from 1A to 3A. If I wanted to ...

A device that transfers power to smartphones, tablets and myriad portable devices. USB chargers plug into an AC outlet and provide a USB Type A or Type C socket to cable DC power to the device. At the ...