Nimitz USB 3.0 to 7+6 13pin Slimline Sata Laptop Cd/dvd Rom Optical Drive Adapter Cable with Eject Button Interface:USB3.0 to 7+6 13pin,Connect internal SATA optical drive externally,With Eject Button and LED ,User Friendly, Easy to install No external power required,No driver is needed in XP/windows 7 and Mac OSX or more hight,Boot from external drive capability genuine NIMITZ product with 'Nimitz' LOGO Support :SATA DVD drive from laptops and 2nd hard drive caddy Note: it doesn't fit the optical drive from desktop PC