Full capacity USB flash drive,promotional gifts Specifications: 1) Capacity: 128MB-64GB 2) USB Interface: USB2.0 (also compatible with USB1.1 and 1.0) USB3.0 (follow customer request to made) 3) Data Retention: at least 10 years 4) Password protection and optional auto-run function 5) Plug-and-Play function, without need of any extra power supply 6) Compatible between different operating systems, windows2000/XP/VISTA or above 7) Operating Temperature: -10 to 55 degree Celsius 8) Storage temperature: -20 to 55 degree Celsius 9) Operating Humidity: 20% -90% 10) Storage Humidity: 20% -93% 11) CE, ROHS, FCC approval User Instructions: 1. Insert the usb flash drive into your PC 2. Copy any files to usb flash drive (The drive will appear as an extra drive letter, like ¡®D¡¯, it¡¯s easy as copying from your hard-disk to a floppy or ZIP drive.) 3. Insert the usb flash drive into another PC. Your files are instantly available for use. Shipping Terms: FEDEX, UPS, DHL, EMS ,TNT via Express company Also can follow customer by Sea. Minimum Order: 200 pieces