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 ...

Using the ATX 9801 is easy -- plug one end into a mains outlet, and it acts like a short extension lead with a digital display. The socket on the front accepts pretty much every power plug worldwide, ...

The Tessan Smart Power Strip turns a standard wall outlet into a six-outlet receptacle with three USB ports, but only three ...

Abstract: The massive penetration of distributed energy resources (DERs) and the Internet of Things (IoT) devices in the grid are creating significant opportunities but also pose new challenges to the ...