For all of you who have a multimeter thrown in a drawer or toolbox but don’t know how to use it, these instructions will help in your search for missing voltage.

Locate USB Controllers: In the Device Manager, scroll down and expand the "Universal Serial Bus controllers" category. Access USB Port Properties: Right-click on an entry named "USB Root Hub," ...

As reported by Hackaday, the colourfully named 'USB and more tester' can be bought via Tindie for $60, though it has been ...

USB-C power meter could save your devices from dodgy cables and chargers Plus, check the true mAh capacity of your smartphone, laptop, or portable battery.

The power supply in your computer manages all of the power required to run each component of your computer. When this critical component begins to fail, your computer may power off unexpectedly, ...