Do unused USB chargers really waste electricity?

Worried about phantom power? Discover if a plugged-in USB charger drives up your bill, how to measure it yourself, and tips ...

How much power can a USB port actually deliver?

How many watts can a USB port actually output? The answer depends on your cable and protocol. Here is the ultimate guide to ...
Ars Technica

Are USB power adapters interchangable?

So I've tended to assume, possibly stupidly, that if a device relies on a USB power connection at all then any old AC->USB power adapter is fine to use for it and substitutable for a computer USB port ...

This Baseus 67W USB-C Charger Can Fast Charge Even the Most Power Hungry Gaming Handheld PCs

The Baseus wall charger is very compact thanks to its use of gallium nitride (GaN) instead of the more common silicon for its ...

Ikea’s new $4 USB-C charger is cheaper than Apple’s and Anker’s

Ikea has released the most affordable version of its Sjöss USB-C chargers yet. Following an $8 30W version that launched in ...