Shop name:Chong Qing Shuo Yue Ke Ji You Xian Gong Si 1. This product is a PCI-E to M.2 hard drive NVME adapter card. The adapter card uses differential alignment to support PCI-E 3.0 1X signals. Compatible with all WINDOWS , LINUX and 2. Support PM961, 960EVO, SM961, PM951, sm951, 600P, T10 NVME protocol M.2, does not support SATA protocol M.2, standard version supports NVME M.2 2230, 2242, 2260, 2280. 3. M.2 NGFF to PCI-E 14 transfer card, using this adapter can convert PCI-E 1X interface to M.2 NGFF interface. 4. There are 4 fixing holes on the board, which are 22 x 32 mm, 22 x 42 mm, 22 x 60 mm and 22 x 80 mm. Material: Plastic colour: Black Package Contents: 1 x PCIE Adapter Card Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.