thanks to everyone’s great feedback, i’ve now got a usb battery that’s much more efficient and capable of delivering more current to a portable device. like i promised, i put together a ...

If you're confused between USB PD vs PPS charging methods, this read will help you understand what they are, their ...

[Paul] recently purchased an inexpensive USB power pack, hoping to use it for ... to see just how much current is required to keep the battery pack on, and for how long. Testing a few resistors ...