The SanDisk 256GB X400 2.5inch SATA III Fast SSD is a high-performance solid-state drive designed for use in laptops and desktop computers. With a storage capacity of 256GB, this internal SSD offers fast data transfer speeds thanks to its SATA III interface. The sleek black design and compact 2.5-inch form factor make it a versatile choice for upgrading your computer's storage capabilities. Made by the trusted brand SanDisk in China, this SSD is a reliable and efficient solution for improving your device's speed and performance.