1. High-Speed Performance: The PCI-E 3.0 x4 to NVMe M.2 M Key Adapter Card allows you to add an NVMe SSD to motherboards without an M.2 slot, utilizing PCI-E 3.0 x4 lanes for speeds up to 32Gbps. This significantly boosts your computer's performance and is backward compatible with PCIe 1.0 and 2.0. 2. Versatile Compatibility: The PCI-E to M.2 Convert Adapter supports M Key NVMe protocol and various SSD sizes, including 2230, 2242, 2260, and 2280. 3. Wide Application Range: The NVMe SSD Adaptor is designed for a broad range of applications, including industrial computer motherboards, industrial control machines, tablets, DVRs, embedded motherboards, instruments, and equipment. This ensures it can meet the needs of various professional and industrial environments. 4. Durable and Reliable Design: The PCI-E 3.0 x4 to NVMe M.2 Adapter features a high-elasticity NVMe interface that is shock-resistant and durable. The strong contact points ensure a secure connection, while the dual-sided multi-hole heat dissipation structure reduces the temperature during operation, maintaining strong performance. Product name: NVME hard disk adapter card Number of interfaces: NVME interface x1 Applicable slot: PCI-E X4 Bus bandwidth: theoretical speed 32Gbps Support: M KEY NVME protocol portable expansion Main function: convert M.2 B-Key memory card (also known as NGFF card) into PCIE interface SSD for use. Application areas: industrial computer motherboard, industrial computer, tablet computer, video recorder, embedded motherboard, instrument, equipment, etc. Colour:Black Material:PCB Package Contents: 1 x PCIE To M.2 Adapter with Screw(Screw color is random,don't accept the specified color)