Power Handles Hungry Drives: A power adapter is included to provide power for 3.5 HDDs and U.2 SSDs. This helps make sure your drives have sufficient power to remain stable during prolonged use. Simplicity Tool-free and easy to use: Easily access your 2.5 & 3.5 SATA SSDs and HDDs or your U.2 (SFF-8639) SSDs with this convenient, tool-less USB adapter. This adapter makes it simple to work with a variety of drives. Convenience Everything you need in one package: An integrated USB cable makes your life a little bit easier. Know when the adapter is working by checking the LED power indicator. Plug in the adapter and then the drive, and off you go; it couldnt be simpler! Compatibility USB with TRIM & UASP: The adapter connects through a USB 3.2 Gen 2x1 (USB 3.1) interface for up to 10Gbps of bandwidth. It is backward compatible with older USB ports at respective protocol speed limits. This adapter supports TRIM and UASP for maximum device endurance and performance.