Features: M.2 / NGFF to USB3.0 Port PCI-E X16 Converter Adapter Mining Graphic Extender Card M2 (NGFF) contact is treated with gold sinking technology for more stable data. USB3.0 provides a faster transmission speed and a theoretical transmission rate of up to 5Gbps. Made of environmental protection PCB material. There are two fixed holes on the board, 22*60mm and 22*80mm respectively, which can be broken location and used according to the length of the slot of the machine. Specifications: Condition: 100% brand new and high quality! Color: Blue Material: PCB Size: 82 * 22mm / 3.2 * 0.9inch Holes: 22*60mm and 22*80mm Package weight: 10g Package List: 1 x M.2 to USB3.0 PCI-E X16 Adapter 1 x Screwdriver 1 x Screw Note: 2 screw holes (2260/2280) on the card are available. You can break off the card in order to fit your device. But please be sure to pay attention, We Do NOT recept Return after breaking off. 1、M.2 / NGFF to USB3.0 Port PCI-E X16 Converter Adapter Mining Graphic Extender Card 2、M2 (NGFF) contact is treated with gold sinking technology for more stable data. 3、USB3.0 provides a faster transmission speed and a theoretical transmission rate of up to 5Gbps. 4、Made of environmental protection PCB material. 5、There are two fixed holes on the board, 22*60mm and 22*80mm respectively, which can be broken location and used according to the length of the slot of the machine.