This internal desktop drive is a high-quality option for those in need of storage capacity. With a 4TB storage capacity, it is perfect for storing large amounts of data, including documents, photos, and videos. The drive is designed with a 2.5-inch form factor and a rotation speed of 5400 RPM, ensuring quick and efficient access to your files. In addition, the drive features an 8 MB cache and is compatible with SATA drives. It is important to note that this hard drive is designed for internal use only and is not compatible with external drives. The item height is 0.59 inches, the item length is 2.72 inches, and the item width is 3.94 inches.