GB Specification: Origin: Mainland China Model Number: SSD Case Case Material: Aluminum External dimensions: 10.5x4x1.2cm/4.13x1.57x0.47inch Protocol: Multi protocol selection (NVME PCIe protocol/SATA NGFF protocol/Dual protocol - (SATA+NVME)) (optional) Interface: Type-C 3.1 Material: Aluminum alloy Supported interfaces: B-Key, M-Key, B-Key&M-Key Transmission rate: 10Gbps Suitable for hard drives: M.2 solid-state drives (2230, 2242, 2260, 2280) NVME hard drive box supports PCle standard and NVME protocol hard drives (there are two types of M-Key box B&M-Key interfaces, with the mainstream interface being M-Key) NGFF hard drive box supports: NGFF standard and SATA protocol hard drives (there are two types of M-Key box B&M-Key interfaces, with the mainstream interface being B-Key) Motherboard support: Ensure that your motherboard supports the interface type of the selected protocol. Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. 1x SSD Case 1x Type-C Data Cable