OPEN BOX, DAMAGED BOX. 2 PCIe Gen4 x4 Interface. PCIe 4.0 Compliant / NVMe 1.3 Compliant. Power Management Support for APST/ASPM/L1.2. Supports SMART and TRIM commands. Supports ONFi 2.3, ONFi 3.0, ONFi 3.2 and ONFi 4.0 interface. Advanced Wear Leveling, Bad Block Management, Error Correction Code, and Over-Provision. All SABRENT SSDs come with FREE SABRENT Acronis True Image for SABRENT Software for easy Cloning. For those who require a specific sector size to clone their existing SSDs: A newly released SABRENT utility enables users to re-format the Rocket drive and choose the sector size of their liking, either 512-bytes or 4K bytes. IF MY ATTENTION AND MY PRODUCTS COMPLY WITH YOUR EXPECTATIONS PLEASE GIVE ME A QUALIFICATION AND YOUR COMMENTS THANKS. Please do NOT open a case,’request a return’, open a’item not as described’ or’i have a problem’ or’resolve a problem.