Expanding And Upgrading SSD Solid-state Drives $ 20.20 Product information : Interface type: SATA3 interface Hard disk size: 2.5 inches Write data transfer rate: 450(MB/s) Read data transfer rate: 550(MB/s) Flash architecture: TLC three-layer unit Application type: notebook Size Information: Hard disk thickness: 7mm Overall dimensions: 2.5 Packing list: Solid state drive *1