Descriptions: 40Gbps M.2 NVME Enclosure USB 4 Type C NVME SSD Enclosure for 2230/2242/2260/2280 NVME SSD M Key、B+M Key External Case Box Function: 40Gbps High Speed: With the USB4 interface, the transfer speed can reach 40Gbps, Complete file transfers quickly, About 8 times faster than conventional USB 3.0 standard interface transfer speeds. Features: * Built-in Cooling Fan: Rapid heat dissipation through vents on both ends of the SSD enclosure, Avoiding high heat generation and affecting transmission speeds.Note: You don't need to install thermal grease on your SSD to avoid affecting the air duct ventilation. * Up to 4TB Expansion: We recommend that you use an M key/B&M key NVMe SSD of up to 4TB. This is an SSD enclosure only and does not include any NVMe SSDs. * Tool-free Installation: No need to remove and install screws, use the card pin to complete the installation, easy to operate. The built-in cooling fan also eliminates the need to install thermal grease yourself. Specifications: Model ID: M280U4A Data speed: 40Gbps Max capacity: M.2 single disk supports 4TB MAX Port: Type-C to Type-C Material: Aluminium alloy Interface: USB 4 Type-C Disk NVME protocol M.2 solid state disk Color: Black, gray Support system: Windows, Mac OS, Linux, Android Support interface: Fully compatible with Thunderbolt 4/Thunderbolt 3Type-c backward compatibility USB3.2/3.1/3.0/2.0 Package Included: 1*M.2 NVMe SSD Enclosure