Welcome to our store! 1、Dual M.2 SSD Support: Crafted from high-quality materials, this adapter card supports two M.2 SSDs simultaneously (one SATA interface and one NVMe interface). 2、M.2 NVMe SSD to PCIE 4.0: Convert an M.2 NVMe SSD interface (M-key) to a PCIE 4.0 x4 interface (PCIE 3.0 2.0 1.0 compatible). 3、M.2 SATA SSD to SATA 6Gbps: This adapter card converts an M.2 SATA SSD interface (B-key or B+M key) to a SATA 6Gbps interface (a SATA cable connection is required). 4、Easy Installation: Includes both standard and slim brackets for flexible system chassis installation. No drivers needed for hassle-free setup. 5、Wide Compatibility: Supports M.2 SSD sizes 2230, 2242, 2260, 2280, and 22110mm. Compatible with M KEY M.2 PCIE interface hard drives. Item Type: Adapter Card Material: PCB NVMe Adapter Card Specifications for Macbook: Interface: M Key Nvme Protocol M.2 to Macbook Interface Supported Hard Drive: M Key M.2 PCIE Interface Support for Macbook Air, for Macbook Pro 2013 to 2017 (please check before ordering) Package Includes: 1 x Adapter Card 3 x Screws 2 x Studs 1 x Screwdriver 1 x Baffle 1 x SATA Line Customer satisfaction is our top priority. If you encounter any issues with your product upon receipt, such as damage or incorrect quantity, please contact us immediately. We are committed to providing you with the best after-sales service.