A well-known property of wall warts like power bricks and USB chargers is that they always consume some amount of power even ...
Sometimes you wanna test a piece of USB hardware, but you don’t just want to plug it into a random old phone charger.
The whole point of a smartphone is that you don’t need a ton of peripherals to use it. But if you’ve ever wanted to plug a USB keyboard, webcam, or external monitor into your phone, it looks like ...