The shell adopts aluminum alloy heat sink design;Excellent heat dissipation performance; Equipped with the latest USB3.2 Gen2x2 master chip, it can support up to 20Gbps transmission bandwidth; The external USB3.2 Gen2 x2 type-C Output Interface supports forward and backward pluggable, with a maximum transmission rate of 2000MB /S. Support intelligent sleep technology, (idle 10 minutes into sleep state) energy saving and environmental protection, improve the service life of Hard Disk; Compatible with four different specifications of M.2 NVME 2230,2242,2260,2280 Note:The product is fully loaded for operation and transmission, and the device needs to support the USB3.2 GEN2*2 transmission protocol. reach 1000mb/s only, advice to choose 10Gbps. Support hot plug and play; LED indicator monitoring, monitoring the working state of Hard Disk at any time; It can be used to Connect PC, Notebook Computer, Smart TV, Intelligent Router, for and Other Devices; Fully compatible with for Windows / for / for Linux multi platform Colour:Gray Material:Aluminum alloy Size:105x29x9MM Package Contents: 1 x 20Gbps M.2 NVMe Case 1 x TYPE-C to TYPE-C Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.