MasterStor 500GB Portable Hard Drive USB 3.0 FAT32 Super-Fast 2.5 inch Hard Drive For Leptop External Hard Disk Drive 1 Year Warranty Red High Speed USB 3.0 (Up to 5Gbps) data transfer rate and backward compatibility USB 2.0 Aluminium body for better cooling and protection USB Bus Powered - No External Power Needed Hot Swappable and Plug and Play , No Driver Needed(Expect for Windows 98SE)