The Flash Drive is sleek, stylish and convenient. It fits easily in your pocket, with your keys, or on a lanyard. Effortlessly store important documents, pictures, music and other media. Pre-load your company marketing campaign or product brochure to auto-run when new clients use your USB Flash drives Physical Size: Pitl: 43 x19 x7 mm Rectangle: 39 x16 x7 mm Oval: 43 x25 x7 mm Circle: 41 x31 x7 mm Moppet: 67 x30 x7 mm Plane: 62 x 20 x7 mm Fish: 63 x 28 x7 mm Available Capacities: 16MB,32MB,64MB, 128MB, 256MB,512MB, 1GB, 2GB,4GB Hi-Speed USB 2.0 Certified Compatible With USB 1.1 For Mac and PC, No Driver Req.* No External Power Required Functions as Hard Drive LED Indicates Power, Read/Write Automatic system detection as a removable disk. Shock Resistance: 1000G Min. Data Retention: 10 Years 3 Year Warranty