Features: brand new and high quality for M.2 NVMe to PCIe Adapter Allows adding NVMe SSD Hard Drive to your PC Desktop at perfect performance. Hardware Requirement: Available 4x/8x/16x Slot on Mainboard. Support Windows10 /Linux/ XP, no driver required. M-Key for M.2 NVME(Don'for t Support SATA Protocol for m.2 NGFF). Suppor Various PCIE Protocols NVME for m.2 SSD. With black aluminum heatsink and 3528 Colorful flash LED. Specifications: Item Name: Converter Board Material: plastic, metal for m.2 ssd (pci-e nvme): 80x22mm, 60x22mm, 42x22mm Compatible system: for windows 10, for linux, for xp Hardware requirements: provide 4x/8x/16x slots on the motherboard Features: driver-free, informable, high strength Size : approx. 10 x 5cm/3.94 x 1.97in Package Includes: 1 x Converter Board 1 x for m.2 ssd radiator 2 x thermally conductive silicone pads (thick, wafery) 4 x silicone circles (two for replacement) 2 x M2 Screws 1 x Screwdriver 1 x User Manual note: There may be a little size error in manual measurement. Due to different lighting effects and monitor settings, the color of the actual item may not exactly reflect the color in the images.