A:AnswerYes you should be fine. All PS5 have a power supply that supports worldwide voltage. I bought one for Perú where the voltage is 220V and it worked just fine. I believe it supports 110-240V.
A:AnswerYou have to go to the store to find out. They won't update the site. They likely do have some in stockbut they want you to deal with the hazardous rush of Black Friday.