Ingenious design, connect the notebook optical drive to the USB end of the computer to easily realize the function of the USB optical drive box; The end comes with a fixing screw, which can prevent the optical drive from accidentally falling off and unstable contact during use. No need for external power supply, small size, plug and play, easy to carry. Two-color indicator light: power-blue read and write-red Connect 7+6pin Slimline optical drive to computer via USB port for easy test and data transfer. Support any Slimline CD/DVD optical drive. USB bus power mode. No external power required. Supports any Slimline CD/DVD optical drive(7MM/9.5MM/12.7MM). not support Hard disk or desktop drive. Compliant with Serial specification revision 2.0 & 1.0. Support USB 2.0 high-speed 480Mbps and full-speed 12Mbps. One USB 2.0 type, a male and one 7+6pin female connectors available. Good Compatible: Can be used in multi plate data exchange. : Win 9x/2000/XP/Vista/Win 7/Win 8/Win 10; for Easy and Convenient to use. Product specification: USB2.0 Transmission speed: USB2.0 480Mb/s Application: 9.5mm/12.7mm notebook optical drive Color: Black Material: plastic Package Contents: 1 x Laptop CD/DVD Rom Optical Drive Adapter Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.