Features: brand new and high quality Plug and for play. No driver is needed.Dedicated for Btc Mining. Support system: for Windows XP/7/8/10, for Linux OS. New Desgined, The USB distance the M2 interface more recent, signal more for stronger more better! According to your computer card slot length, can break the location, be sure to pay attention to, be sure to use it can be broken. for M.2 NG-FF To PCI-E X16 adapter, the adapter can convert for M.2 NG-FF interface for PCI-E normal X16 interface board. Specifications: Interface: USB 3.0 Interface Material: Alloy + PCBA Color: Black Size: approx. 80mm x 20mm/ 3.15x0.87in Package Includes: Set1: 1 x Adapter Card+1 x Big 6pin extension cord + 1 x Bag of screws + 1 x Screwdriver or Set 2: 1 x Adapter Card+1 x Big 4pin extension cord+1 x Bag of screws + 1 x Screwdriver or Set 3: 1 x Adapter Card+1 x Sata extension cord+1 x Bag of screws + 1 x Screwdriver note: The USB3.0 non-USB signal on the adapter card is PCI-E 1X signal and cannot recognize the USB device. Due to the lighting effects and shooting angles, there is color difference in the product, please understand. Due to manual measurement, there is a tolerance in the product size.