You will find there's one.35mm DC port for an exterior power provide but its connected straight to the 5V line Therefore if you need to externally power, we endorse prying open the case and reducing the pink 5V line https://xanderckeh000297.losblogos.com/28117587/qvs-usb-3-1-gen-1-type-a-male-to-usb-3-1-gen-1-type-c-female-adapter-no-further-a-mystery