Description: High Speed USB3.0 to M.2 NGFF SSD Storage Case. Straight connection don't need a USB cable. Hot-swappable, plug and play, no drivers required. Applicable SSD hard drive: support 22x42mm NGFF (M.2) Interface SSD hard drive. U disk appearance, slim appearance, easy to carry. Specification: Material: aluminum alloy Size: 75x27x9mm Package Includes: 1 Piecex NGFF TO USB 3.0 Case Note: Please note that it ONLY supports SATA-based B Key SSD. DO NOT support PCI-E based B key & any M key SSD