silicone Usb flash drive: 1.memory: 512Mb/1GB/2GB/4GB/8GB 2.customised design and ... usb flash drive :chip capacity:512mb, 1gb, 2gb, 4gb, 8gbcompatibility: Windows 7/ Windows Vista/XP/2000 , linux data retention: 10 years minimumWarranty: 1 ... year sample lead time : 3 days International courier service : DHL , Fedex, UPS , TNT, Dpex, Aramax , EMS 1 gb Usb flash drive