It flashes when copying files to and from its memory.
The high-speed data transfer rate allows you to read and write all your favorite files, photos, and music by providing enough capacity to store more than 4,500 of your favorite photos or 2,800 MP3 music files.0 (Type-A)Series: SnowSupported Macintosh Operating Systems: Mac OS 9. A handy LED indicator shows when the drive is properly connected and working.