USB 3.0 to SATA Hard Drive Docking Station offers swappable access to 2.5" and 3.5" SATA HDD without having to mount the hard drive or installing it in an enclosure. It provides a simple fast and cost effective solution for data recovery drive imaging and testing centers or any environment that requires fast access to uninstalled / archived drives. 1. Super speed USB 3.0 (compatible with USB 2.0 / 1.1); 2. Supports all 2.5'' / 3.5'' SATA I / II / III hard drive up to 4TB; 3. Top slot-loading design tool free to insert HDD convenient to use. Just simply slide drives gently into top of docking station with SATA connectors aligned. Do not exert force. Drives will attach and rest on the SATA connector with the drive centered in the dock with space for airflow on all sides. 4. Comes with power / data transmission red indicator light; 5. Includes 12V/2A AC power adapter so dock will work connected to any USB port.