plastic material,5V/3A power adapter. Dual-Bay M.2 NVME SSD Clone Docking Station SSD Interface: M Key, Key Input Interface: USB3.2 Type-C Gen2X 20Gbps Support System: //Linux Support M.2 NVME SSD SD07A : without RGB light SD07C : with RGB light this is only a ssd docking,it doesn' contain the hard disk. Offline Copy Operation Method: 1, After connecting the hard drive and the power adapter, and hold the copy button until all lights start flashing. Release it and again, then the copying process begin. 2, When the copying starts, all indicator lights flash, indicating that cloning or read/write operations have begun 3, During cloning, the progress be indicated by the lights in increments of 25%, showing 25%,50%, 75%, and finally . After reaching , the four percentage indicator lights remain steadily lit, indicating that the cloning process is complete. Colour:black Material:plastic Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on. voltage:220V Package Contents: 1 * NVME SSD Clone Docking Station 1 * Power Adapter 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.