Depending on how the end-point negotiates with the charger, either 5V, 9V or 12V outputs are supported ... Quick Charge is currently at version 4 and supports USB-C and USB-PD hardware such ...

This is because not all USB ports are created equally, and those fitted to cars often deliver far less power than those at home. Best car charger: 12V to USB adaptors to keep your phone .juiced By ...