Sonos Move PD Charger with portable power charger

Are use my wrath power 20,000 Milla amp charger with a dual USB-C to USB-C plug And got it to charge by chance moving it around switching and I’m trying to figure out how to charge but did not charge with the wall charger. Help me figure out what is going on with the USB-C charger port on the Sonos move #Sonos #Sonosmove