USB flash drives pen optional for various colors hot promotional items 1.various capacity can chooes 2.eco-friendly

USB flash drives pen optional for various colors hot promotional items

1.various capacity can chooes2.eco-friendly and durable

3.64M,128M,256M,512M,1GB,,2GB,4GB,8GB

4.usb 2.0, compatible with usb 1.1

5.support win98/98se/me/2000/xp/vista/win7

6.date retention more than 10years

7.repeat  write down one million times

8. OEM