Description:  - 100% Brand new and high quality.  - Light weight, easy to carry and use.  - Support USB version 2.0 and 1.0.  - Support Windows 2000 / XP / Vista / win 7, Macintosh  9.0 or above.  - Support PC Mode: all brands of PC, Laptop, HP etc.  - Easy to read and read in high speed ,No need drive/power supply only plug in.  - Pretty cool for your own use and great to be a gift for your friends and family.  - Small style and fashionable products, as an impressive gift for your beloved, friends or even customers.    Specification:  Capacity: 1 GB;  Interface: USB 2.0;  Size: 52x17x7mm(approx.)/62x17x7mm(approx.);  Working Temperature: -30~70C;  Storage Lifetime: More than 10 years;  Fast data transfer rate--USB 2.0 Read: 15MB/s & Write: 6MB/s.;    Package Included:  1 x USB Disk;    Please Note:  Different file types and running state of computers will lead a different read-write speed. The above information is for reference only. Thank you for understanding.