Features: 100% brand new and high quality Brand new design, 1X, 2X, 4X, 8X, 16X compatible (1-16X and 16-16X can be used), the circuit board PCIe adapter is newly released, safer, more efficient, and more practical! Gold-plated USB3.0 female interface, faster and more stable; Increase marquee, indicator light, dual 6Pin+4Pin power supply It solves the problems of fragile and burnt joints of traditional flat cables, attenuation of transmission signals, and insufficient cable length. The graphics card uses 8 FP solid capacitors for power supply. Anti-burn machine chip. Shield the card slot to make the graphics card work more stable. The special equipment wire ensures that the data transmission is not blocked, faster than before, strengthens the stable voltage, and makes the protection equipment more durable. Package Includes: 5 x PCIE 1X Small Card 5 x PCIE 16X Card 5 x SATA Power Cord 5 x USB Cable Specifications: Interface: PCI-E 1X Product length: USB cable default 60cm) Product color: black/red Product weight: 105g Product material: Taiwan gold + PceA System support: Linux / xp / win7, 8, 10 Quantity: 5Pcs/set note: 1.When plugging or unplugging the PCI-E extension cable, the computer must be disconnected and then plugged in. Be sure to read the precautions when using! 2. The matching wire is customized,be sure to recognize the direction when plugging in. 3. SATA15pin is a standard power supply, please check whether it is inserted in place when plugging in the power supply, and be careful when plugging and unplugging the cable.