1,Quick start, loading and file transfer. Low power consumption, quiet, reliable and . 2, material: This product is made of high-quality material, , long service time, firm and stable in use. 3,Compact and portable: being so mini and light-weight, this product does not take much space and can be easily taken away. 4,Fast heat dissipation, high-speed operation, large area of gold plating is used to expand the heat dissipation area, increase the heat dissipation effect, and improve the stability of the hard disk 5,Supports 2242/2260/2280 type M.2 key M SSD dimension. Product features: M.2 (NGFF) Key B M to Key M Adapter Number of interfaces: M.2 SATA mobile hard disk Adapter card Applicable slot: M.2 B KEY Size:Product Dimension:95.3 x 22.7mm(L*W) Colour:black Material:PCB Package Contents: 2 x M.2 adapter 4 x M2 Screw 2 x screwdriver 2 x Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.