Quick overview from the supplier:
M.2 NVMe SSD 4.0TB Samsung SSD 9100 PRO w/Heatsink, PCIe5.0 x4 / NVMe2.0, M2 Type 2280 form factor, Seq. Read: 148000 MB/s, Seq. Write: 13400 MB/s, Max Random 4k: Read /Write: 2200K/2600K IOPS, Class 0 (AES 256), TCG/Opal v2.0, MS eDrive (IEEE1667), 4GB LPDDR4X, 2400TBW, V-NAND TLC(V8)