LENOVO ThinkSystem M.2 NVME 2-Bay Raid Enablement Kit for SR645/SR665/SR860 V2

"The M.2 NVMe 2-Bay RAID Enablement Kit has the following features:

• Supports one or two NVMe M.2 drives
• Support 42mm, 60mm, 80mm and 110mm drive form factors (2242, 2260, 2280 and 22110)
• RAID support via an onboard Marvell 88NR2241 NVMe RAID Controller
• With 1 drive, supports single-drive RAID-0
• With 2 drives, supports 2-drive RAID-0, 2-drive RAID-1, or two single-drive RAID-0 arrays
• PCIe 3.0 x2 host interface; PCIe 3.0 x1 connection to each drive
• Management and configuration support via UEFI and OS-based tools
• Supports monitoring and reporting of events and temperature through I2C
• Firmware update via Lenovo firmware update tools

Product Guide"