The Rogueware 256GB NX200M NVMe PCIe Gen3 x4 M.2 SSD provides great performance at a great price offering read speeds of up to 1,900MB/sec. Features: Newest Generation High Density 3D QLC/TLC NAND Flash Technology Latest Generation Controller Advanced NANDXtend™ ECC and Data Protection Technology Enhanced 3D NAND LDPC, Endurance and Retention SLC Caching for Optimal Sustained Performance Supports S.M.A.R.T., TRIM Command, and NCQ Supports TCG and AES Encryption Specifications: RAW Unformatted Capacity: 256GB Drive Interface: M.2 PCIe Gen3 x4 NVMe M-Key Drive Form Factor: M.2 2280 Sequential Read: Up To 1900MB/s Sequential Write: Up To 1100MB/s Random Read/Write: Up to 240k IOPS/250k IOPS Total Bytes Written: Up To 140TB Dimensions: 80mm x 22mm x 2.2mm Weight: 7g (SSD) / 30g (Package) Storage Temperature: -40°C ~ 85°C Operating Temperature: 0°C ~ 70°C Shock Resistance: 1500G Drop/Bump MTBF: 1,500,000 Hours Warranty: 3 Years