1.M.2 NVMe to PCI-e Adapter is designed for the latest 5. It supports the installation of NVMe (M-key) drives in M.2 format sizes 2230, 2242, 2260 and 2280. 2. PCI-e x1 interface in both Gen2 & Gen3 standards. The short trace routing of PCIe is more reliable and faster, fully meeting the signal requirements of PCI-e 3.0. 3.Ventilation hole design provides excellent ventilation airflow for cooling. The cooling fan is designed for active cooling mode, the CPU heat can be discharged and nvme SSD heat can be discharged in time. 5.LED switch can control the LED Power ON/OFF, it will not bring the dazzing feeling when you use it in the night. Colour:Black Material:plastic Package Contents: 1 x SSD to PCIe 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.