... printing logo 3.usb flash drives and write OEM USB Flash Drive, USB pen, pen drive ... USB2.0 With 1 to 32GB memory capacity OEM USB Flash Drive, USB pen, pen drive ... 7MB/second for write Drivers: required for Microsoft's Windows 98/95 Data retention: 10 years (minimum) LED Indicated ... external power supply is required, USB bus powered Provide OEM service, logo printing, data reload, auto-run, ...