Appearance Type: M.2 2280 Dimensions: Double-sided 80.0 mm x 23.1 mm x 9.2 mm (3.15" x 0.9" x 0.36") Weight: 34 g (1.19 oz) Heatsink Type: Aluminum heatsink Interface Bus Interface: NVMe PCIe Gen4 x4 Storage Flash Type: 3D NAND flash Capacity: 1 TB/2 TB/4 TB