The VIN port is described as a 4-Pin 1.25mm port. Is the connector a JST GS one? If not which one is it? Just what to get some in ebay, making sure I get the right thing.
Yes, It's JST 1.25mm connector. Check Extra Power Supply on Khadas Docs for details.
You can also following topics for further information:
Thank you, exactly what I needed to know.
Means minus five volts? That is, five negative volts?
Nope, 5v positive relative to the ground pin