Specifications Mfr Part Number:RB-MBL Features: Durable Solid Rubber Casing with Bold Colors Custom Design Options Available with Nominal Tooling Fees Hot Plug and Play; Functions Like Another Hard Drive Supports Password Protection No Driver Needed for Most Operating Systems (Windows 98SE Driver Available Online) LED Indicates Power, Busy More Than 10 Years Data Retention Capacity: 128MB, 256MB, 512MB, 1GB, 2GB, 4GB Interface: USB 2.0 Dimension: Varies Warranty: One year