This mSATA to USB 3.0 adapter is suitable for those mSATA SSDs that have been eliminated after upgrade. It can be used as a USB flash drive to expand your external storage space for your Laptops or desktop computers..Note: This adapter card only supports mSATA SSD (3cm*5cm), and does not support SATA Mini PCIE/PATA mini PCIE/RAID MINI PCIE SSD. Only fit for SSDs with current less than 1.5A. If it is a new hard disk, please format it before use, otherwise it may not be recognized by the computer..Adopt ASM1153E chip, Great compatibility, it supports 512GB SSD and all major platforms with great stable signal and powerful power supply..USB3.0 read and write speeds up to 200Mb/s +; Read and write speed with UASP can up to 400Mb/s +. Note: To achieve UASP acceleration, please make sure that your computer supports UASP. Currently, UASP-enabled systems include Win 8 and Mac OS 8&9 (the actual speed depends on your SSD speed.).Directly plugged into the USB port of the PC, no USB cable is needed, the loss is reduced, the signal becomes more stable, and the power supply is more powerful.