Appearance Type: M.2 2230 Dimensions: Single-sided 30.0 mm x 22.0 mm x 2.23 mm (1.18" x 0.87" x 0.09") Weight: 4 g (0.14 oz) Interface Bus Interface: NVMe PCIe Gen3 x4 Storage Flash Type: 3D NAND flash Capacity: 256 GB/512 GB/1 TB