Lexar NM100 M.2 2280 SATA III SSD - 256GB Capacity, M.2 2280 Form Factor, SATA III Interface, 6Gbps Transfer Rate, Up to 550Mbps Sequential Read Speed, 3D TLC NAND Flash, Faster Startup, Shock and Vibration Resistant, Energy Efficient, Retail Box, 1 Year Warranty.