1、Fingerprint Passwords and Digital Passwords: Simply fingerprint entry recognition or enter multiple PINs for authentication, secure access to external drives with fingerprints or master passwords to protect sensitive data. Note: Your SSD must support the APOL encryption protocol. (Internal hard drive not included) 2、Compatible Hard Drives: Supports M.2 NVME hard drives. Due to the longer box design, it has better compatibility with disks and supports SSD sizes 2230/2242/2260/2280. It supports M Key and B+M Key. 3、USB3.2 Gen2 Transfer Interface: The maximum bandwidth of M.2 drive can be up to 6Gbps, while the maximum bandwidth of M.2 NVME drive can be up to 10Gbps. The output speed depends on the type of SSD you are using. 4、Fast Heat Dissipation: Slim design with aluminum alloy metal enclosure for excellent heat dissipation, allowing the drive enclosure to achieve optimal performance and extend the life of the SSD in a cooler operating environment. 5、Multi Interface: UASP compliant, which can effectively increase the speed and extend the life of the SSD. You can use to connect a computer or laptop with USB3.2 interface, and Type C interface supports connecting a cell phone (your cell phone should support OTG function). Item Type: SSD Enclosure Material: Aluminum, PCB External Interface: Type C US3.2 Gen2 Transmission Speed: 10Gbps Internal Interface: B+M Key, M Key Unlocking Method: Fingerprint Password Support Encryption Protocol: APOL Supported Hard Disk Capacity: 4TB(Maximum Supported Capacity,Not Inclube Hard Disk,No capacity) Supported Hard Disk Sizes: Nvme PCIE or NGFF 2230/2242/2260/2280 SSDs 1 x Metal Password SSD Enclosure 1 x Type C Cable 1 x Screwdriver