StarTech.com U.2 (SFF-8643) to M.2 PCI Express 3.0 x4 Host Adapter Card for 2.5” U.2 NVMe SSD. Host interface: M.2, Output interface: U.2. Product colour: Red, Certification: CE, FCC, REACH. Width: 21 mm, Depth: 63 mm, Height: 15 mm. Package width: 170 mm, Package depth: 142 mm, Package height: 30 mm