Samsung 1TB internal hard drive (model: ST1000LM024) is a 2.5 inch HDD with a rotation speed of 5400 RPM. It is compatible with laptops and PCs, featuring a storage capacity of 1TB and an 8MB cache. The drive supports M.2, SATA III, SATA II, and SATA I interfaces, with a transfer rate of 145 Mbps. Additionally, it includes features like removable design and auto power on/off functionality.