Promotional usb pens
1. Cover is made by copper chromeplate,
fluentlywritten,easychange ballpoint durable used.
2. USB specifications 2.0 compliance,no requirements for physical drive and external power supply.
3. Nand flash memory,the data will not be lost in case of the power off.
4. Support windows98/98se/me/2000/xp/MAS OS/ linux,automatic OS
5. High speed,at least 10 years of data retention.
6. Metal box or paper gift box is available
