Supports PCIe x4 or x8 or x16 slot. Compliant with PCI M.2 specification 1.0. Compliant with SATA III specification. Serial Spec. Reversion 3.2 Supports data transfer up to 6.0Gb/s . Connects SATA motherboard to NGFF B Key SSD. Connects PCIE motherboard to NGFF M Key SSD. Supports SATA-based NGFF SSD Supports 2230, 2242, 2260, 2280 and 22110 size NGFF SSD. Two NGFF M.2 B Key socket NGFF M.2 M Key socket available 5 screw holes 2230/2242/2260/2280 available to fix NGFF SSD card 5 screw holes available to fix PCB board Easy installation & no driver required Material: plastic colour: green Package Contents: 1 x PCIE Adapter Card 1 x low gear Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.