Good price and best quality Certificate: ce, rohs Fast delivery -usb 2, 0 high speed (usb1, 1 compatible) -logo place: -colour coding: -method of printing: silkscreen printing ============================= Technical specifications: -encryption (optional) -password protection (optional) -partitions (optional) -usb bootable -led indicator when in use (depends on model) -write / delete protection switch (depends on model) -small, light, shockproof and moistureproof -usb2, 0 high speed (usb1, 1 compatible) -usb2, 0 - read: 11mb/s, write: 7mb/s -large capacities: 256mb, 512, 1gb, 2gb, 4gb, 8gb, 16gb -no external power is required, powered by usb bus -durable solid-state storage, more than 10 years data retention. 500pcs in a carton of 44*33*27(cm).