The USB Flash Drive is sleek, stylish and convenient, with pretty look, black plastic casing, reasonably small size and smooth feel. It fits easily in your pocket, with your keys, or on a lanyard. Effortlessly store important documents, pictures, music and other media. Hi-Speed USB 2.0 Certified Compatible With USB 1.1 No driver needed for Windows ME/2000/XP, Mac OS 9.x and above. No External Power Required Functions as Hard Drive LED Indicates Power, Read/Write Automatic system detection as a removable disk. Key Chain Dongle Design or Can Use Strap, Easy to Carry. It measures 2"(L) x 1 1/4"(W) x 1/4"(H) Shock Resistance: 1000G Min. Data Retention: 10 Years The image is well protected by crystal clear enamel coating. 3 Year Warranty