... .metal usb flash drive 2.customer's logo 3.kinds of shape 4.high speed chip 5.CE, FCC, RoHS Certificate 1.metal usb flash ... customer's demand4.USB 2.0, and disk encryption encryption, USB interface, no drive, the plug and play, can be a hot swap USB, FLASH memory chip5 ... per mouthPayment: 30% deposit, the ballanced amount before shipment. metal usb flash drive