Can't for the life of me find what power adaptor this Seagate external expansion drive requires. No voltage sign anywhere on it : r/24hoursupport
US 12V Power Adaptor for the Seagate 3TB Expansion Desktop External hard drive by myVolts
Seagate 3 TB Expansion USB 3.0 Desktop 3.5 Inch External Hard Drive for PC, Xbox One and PlayStation 4 (ST7300USBME) : Amazon.co.uk: Computers & Accessories