16GB storage in a small space for so little money - that's quite impressive. What has impressed me is less that two out of four USB 2.0 ports, two different notebook tested, the stick is not (properly) is detected. Sometimes even appear a drive icon, but when accessing the file system, there's a error message. I have 2 Cruzer Fit Z33 bought with 16GB together and experienced the same surprises. Afterwards one knows, of course, on which USB ports you can run the finicky tiny and everything is safe, though laangsam (mine average 4MB / s for files> 10MB). Incidentally, I have a lot of other USB sticks and running perfectly on any of my USB ports. Where this limited sensitivity comes to compatibility, I can not say. So be careful: If you only 1-2 USB ports on their fax machine, you should be careful when opening the package, if a return is it ...