Ingenious Design: Connects your notebook SATA optical drive to your computer, easily adding mobile optical drive functionality. Available in single and dual USB port versions – please check before purchasing. Secure SATA Connection: SATA end features securing screws, preventing accidental dislodging during use. Stable USB Interface: Uses a highly stable USB2.0 interface, backward compatible with USB1.0. No External Power Supply Needed. Supports Notebook SATA Optical Drives: Small, plug-and-play design for easy portability. Convenient and Affordable External Optical Drive Solution. Two-Color Indicator Light: Blue (power), Red (read/write) (no indicator light for dual USB port version). Product Specifications: Interface: USB2.0 Transfer Speed: USB2.0: 480Mb/s Application: Notebook SATA Optical Drive Hot Swap: Supported Power Supply: Host-side USB power Material: Plastic