Features: Fast speed transmission supports 10Gbps data transfer speed, fast backup and file transfer. Aluminium casing good heat dissipation to protect the hard drive; M.2 interfaces for wide ranges of M.2 hard drives; Support 2242 2260 2280 Solid Disk. Small size and lightweighted, easy to carry around. Insert the M.2 hard drive into the case and connect it to a laptop or desktop computer via the USB interfaces for fast speed data transfer and backup. Note: two styles to choose from, before purchase please confirm the hard drive interfaced and support protocols Specifications: Size :about 107x35x12mm/4.21x1.38x0.47in Component： Aluminum Protocol Support ：NGFF/ NVME and NGFF Optional Supports 10Gbps Data Transfer For 2242 2260 2280 Solid Disk Package Includes: 1PC Mobile Hard Disk Case note: Two styles to choose from, before purchase please confirm the hard drive interfaced and support protocols Due to problem of lighting effect, there might be tolerances in product, please understand. Please allow 0-1cm error due to the measurement