Interface: USB 2.0
<br />Material : Crystal Glass + Metal Cover
<br />6 Color Led Flash light Option: Red , Green, Blue, Orange, Purple, Yellow
<br />Use A-class chip, can be erased repeatedly for 100,0000 times
<br />Operating System: Win98/ME/2000/XP/ Vista/win7 /win8, Mac OS 9.X/Linux2.4 or above
<br />USB connection:support Hot plug &amp; Play.
<br />Speed may vary due to host hardware, software and usage. 
<br />Creative and Practical Gift for Friends.
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<br />About Capacity
<br />Capacity:8GB 16GB 32GB 64GB 128GB (* The actual available memory on the device is less than what is listed on the package. A certain portion (1~3%) of the storage capacity might be reserved for firmware and maintenance use.),
<br />Note: To avoid data loss or mechanical damage, do not power down your computer or unplug flash disk during transferring.
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<br />Package Content:
<br />1*USB Flash Drive with box.