This .2 to PCI-E adapter is made of , which can withstand use. Features the PCB material, which has high durability, not easy to deform. Fine workmanship, ensures practicality. Features -Color: Black -Material: PCB -Size: 18.50X5.30X1.00cm/7.27X2.08X0.39in Support hard drive: 22x80 -key NVME (not included) - It can be widely used in data acquisition, data mining, image processing, video processing, and other fields, and can meet the needs of users in more application scenarios. - Thickened and gold plated contactor, wear-resistant and not easy to break. - Dual power supply module, help to protect user data security. - Note: only motherboards with bifurcation support can operate multiple NVME hard drive at the same time. - workmanship, reasonable structure, professional and practical, can bring you convenience. Package list: 1 x adapter card 1 x screwdriver 1 x manual