The Dell CONSTELLATION.2 250GB SATA 2.5 Inch Hard Drive (ST9250610NS) is a high-quality internal desktop drive with a storage capacity of 250GB. It features a rotation speed of 7200 RPM and a cache size of 64MB, providing fast read speeds of up to 1500MB/s. This silver-colored hard drive is compatible with the Memory Vault and is designed for hot swap functionality. With a manufacturer warranty of 3 years and being part of the Constellation product line, this HDD is a reliable choice for storing data in a desktop computer setup. Made in Thailand, this SATA interface hard drive is a great option for expanding storage capacity.