Features: Note: Most hard disk replacements require replacing BIOS components. Please understand this clearly before purchasing. You should swap the BIOS chip before exchanging the PCB board, as shown in the guide sticker, to make the replacement board compatible with your hard drive; Universal WD hard disk circuit board; This is a PCB (Printed Circuit Board) only, not a complete hard drive; All PCBs are tested before shipping; Designed for data recovery or repair purposes; the PCB has been tested and is in good working condition. Specifications: Material: PCB Board Number: 2060 771945 002 REV A Note: Please allow 1-2 cm variation due to manual measurement; ensure you are comfortable with this before ordering. Due to differences between monitor displays, the image may not reflect the actual color of the item. Package includes: 1 x PCB Logic Board