Iomega Skin 500 GB USB 2.0 Portable External Hard Drive 35104 (Sliver) Compact - Super-compact drive easily fits in a pocket, laptop bag, or backpack Easy-to-use - USB 2.0 interface available with no external power supply required Rugged - Perfect for travel environments, the Drop Guard feature helps protect the drive when dropped up to 51" (40% above the industry average) Secure - Iomega Protection Suite software includes Trend Micro Internet Security (1 year subscription), Iomega QuikProtect, EMC Retrospect, and MozyHome Online Backup service 3 year limited warranty with product registration