1、Mainly used to connect the notebook SATA optical drive to the USB end of the computer to easily realize the function of the USB optical drive box. 2、The SATA end comes with fixing screws to prevent accidental fall off or unstable contact during the use of the optical drive. 3、Using USB0 interface for transmission, the transmission rate can reach 480Mb/s, and there is no delay in connection. 4、The adapter cable is small in size, does not require an external power supply, supports plug and play, and is convenient to carry. 5、With 2‑color indicator light, the blue light indicates the power status, and the red light indicates the read/write status. 1 x SATA to USB Adapter Cable2 x Screw1 x User Manual Item Type: SATA to USB Adapter CableSpecification: USB 2.0Transmission Speed: USB 2.0 480Mb/sApplication: 9.5mm/ 12.7mm SATA notebook optical driveHot Swap: SupportLength: Approx. 50cm / 19.7in