Zillion SSD 2.5" Sata 6Gb/SSD FOR LAPTOP/ FAST SSD /BEST SSD

A solid-state drive (SSD) is a semiconductor-based storage device, which typically uses NAND flash memory to save persistent data. Each NAND flash memory chip consists of an array of blocks, also known as a grid, and within each block, there is an array of memory cells, known as pages or sectors