Iomega offers this reliable easy-to-use, removable storage solution that works with your computer. Includes zip drive (with power supply, cable & operating software), and user"s guide.Features:Enclosure Type: External Capacity: 100 MB Platform: PC, Mac Technical Features: Data Transfer Rate .79 MBps Storage Type: Disk Drive Interface: SCSI System Requirements:Operating System Apple MacOS 7.0 or later, Microsoft Windows 3.x, Microsoft Windows NT Dimensions:Width: 5.5 in. Depth: 7 in. Height: 1.5 in. Weight: 1.1 lb. MPN: 1001