My WD Elements WDBU6Y0040BBK external hard drives

WD Elements Portable WDBU6Y0040BBK, 4TB.
westerndigital.com/products/portable-drives/wd-elements-portable-usb-3-0-hdd#WDBU6Y0040BBK-WESN

  1. S/N: WX32D717RRZL (2022-07-16)
  2. S/N: WX72D81FVKYZ (2023-03-09)