USB ports have quietly turned into the default power outlet for phones, laptops, headphones, and even monitors, but the wattage behind that familiar rectangle is far from uniform. Depending on the ...

Despite their limited use for testing wall chargers and power banks, USB inline testers let you compare power sources. In three videos, we take you through their features, and we also try an inline ...

The Universal Serial Bus (USB) started out as a data interface, but it didn’t take long before progressing to powering devices. Initially, its maximum output was only 2.5 W; now, it can deliver up to ...

USB power supplies are super cheap and omnipresent. They are the Tribble of my household. But they’re not all created equal, and some of them may even be dangerous. I had to source USB power supplies ...

USB Power Delivery (USB-PD) now offers faster, more efficient, and more versatile power handling solutions. As we can all see, it’s an exciting advancement that significantly enhances the capabilities ...

The promise of USB Power Delivery (USB-PD) is that we’ll eventually be able to power all our gadgets, at least the ones that draw less than 100 watts anyway, with just one adapter. Considering most of ...

With the current generation of smartphones and their much faster processors and vivid, high-resolution displays, and always-on connectivity, demands on battery performance are now higher than ever.

A wide of array of advanced controllers arrived in 2025, marked by high integration and enhanced intelligence in solutions ...

Most of us blame the cable or adapter for slow charging or slow data transfer. Only the techiest person among us, questions the Power Output of USB Ports. If you are one of them and you want to know ...