Upgrade your laptop or small form-factor PC with this lot of three 2.5-inch internal hard drives, featuring a storage capacity of 320GB, 500GB, and another 500GB to meet your data storage needs. Each drive has been tested to ensure full functionality, providing you with reliable and efficient data management. The drives utilize the SATA interface for easy connection and are compatible with a wide range of devices. Manufactured by reputable brands Western Digital and SeaGate, these HDDs offer a robust and cost-effective solution for adding extra storage to your system or replacing old non-functioning drives.