1. The adapter board uses differential line alignment to support PCI-E 3.0 1X signal. 2. Supports M.2 solid-state hard drives for M key only, please confirm NVMe specification identification. 3. Supports for Samsung PM961, 960 EVO, SM961, PM951, sm951, INTEL 600P, LITE-ON T10 NVME protocol M.2. 4. Configuration of metal baffle to fix the adapter firmly. 5. The standard version supports NVME M.2 of 2230 2242 2260 2280. Features: Adapter board uses differential line alignment to support PCI-E 3.0 1X signal. Supports M.2 solid-state hard drives for M key only, please confirm NVMe specification identification. Supports for Samsung PM961, 960 EVO, SM961, PM951, sm951, INTEL 600P, LITE-ON T10 NVME protocol M.2. Configuration of metal baffle to fix the adapter firmly. The hot-plug function allows you to connect/disconnect. Standard version supports NVME M.2 of 2230 2242 2260 2280. Specification: Material: PCB Color: Black Name: PCI-E to M.2 Expansion Card Interface: PCI, PCI Express Size: Approx. 12 * 9.2 * 1.8 cm / 4.7 * 3.6 * 0.7 inches Package Weight: Approx. 69g / 2.4oz Support System: Compatible with WIN10 system Package List: 1 * M.2 to PCI-E3.0 X1 Expansion Card 1 * Screw Package 1 * Half-height Baffle Note! 1. M.2 NGFF to PCI-E 1X expansion card. With this adapter, the ordinary PCI-E 1X interface can be converted to M.2 NGFF interface. 2. There are four fixed holes on the board, 22 * 32mm, 22 * 42mm, 22 * 60mm, and 22 * 80mm respectively. 3. Supports for Samsung PM961, 960 EVO, SM961, PM951, sm951, INTEL 600P, LITE-ON T10 NVME protocol M.2. does not support SATA protocol M.2. 4. Standard version supports NVME M.2 of 2230 2242 2260 2280