Product Name:Pen USB Flash Drives, Material: Metal Color : Black,Red,White,Yellow etc Weight : 40G It will be a nice gift which is suitable for Customer,Parents,Children,Leader,Friends,Colleagues and Lover etc. Worth to enjoy it!!! Feature: 1. Original flash chipset 2. 5 years warranty 3. Meet personal favorites 4. CE, RoHS, FCC 5. Various colors for optional 6. It also can write . Specification: 1. Available Capacity: 512MB, 1GB, 2GB, 4GB, 8GB, 16GB, 32GB; 2. Interface: USB 2.0; 3. Operating Systems: Windows Vista/XP/2000/ME/98/95 and Mac OS 8.6 and above; 4. Transfer Rate: High Speed USB 2.0; 5. Data transfer speed: 15MB/s-21MB/s for read, 5MB/s-8MB/s for write; 6. Compatibility: PC or Mac with a USB interface; 7. LED Indicator Light: LED Flashes when data is being read or written; 8. Drivers: Required for Windows 98/95. Online download available; 9. Data Retention: 10 years minimum; 10. Supports boot up by USB-HDD or USB-ZIP mode; 11. Plug-and-play; No external power supply required, USB bus powered. 12. Provide OEM service, logo printing, data preload, autorun, customized programming etc. 13. Certification: CE, RoHS, FCC; 14. Packing design can be changed as per buyers'need; 15. Warranty: 5 years warranty.