If you have a flagship phone, you'll want a power adapter with Adjustable Voltage Supply or Programmable Power Supply.

Need something that can quickly charge a Macbook with a USB cable. Would like a more flexible adapter that has additional ports and such. I want a standard USB connector on the power brick itself. It ...

As it turns out, there's no need to carry around two chargers, as you can almost always use the same USB-C charger that ...

We may receive a commission on purchases made from links. USB-C is the new darling of both mobile and computing industry because of how it can be (almost) everything for any need. And you won't have ...

Under USB-PD, cables are not trusted by default. If a cable can’t explicitly confirm that it supports higher wattage, the ...

The circuit below will trickle charge a four cell pack of AA or AAA NiMH batteries. The circuit draws current from the +5v available a USB connection and pumps about 70ma of current into the battery.

If you’re like us, you probably have a box (or more) of wall warts lurking in a closet or on a shelf somewhere. Depending on how long you’ve been collecting cell phones, that box is likely overflowing ...

It's hard to quibble at $12.99 and Choetech's 18W USB-C PD charger will power up your low-power USB Power Delivery gadgets without issue. However, the charger struggles to keep up with more demanding ...