Brand new and high quality. Using 60cm USB 3.0 cable as extension cable, premium quality and super speed. With 3x solid capacitors, which makes the graphics power supply more stable and safer. With SATA 15Pin male to 6Pin power cable, more powerful and reduce the burden on motherboard. Gold plated contacts for better connectivity and long life. Compatible with motherboard PCI-E 1x, 4x, 8x, 16x slots. With side clip to attach another card. No driver needed Dedicated for bitcoin mining Power Connector: 6Pin USB 3.0 Cable Length: 30cm / 60cm / 100cm PCI-E 16X Card Size: 12.8cm x 4.3cm x 1.5cm (Approx.) Color: Blue Material: metal Package Contents: 12*PCI-E16X card 12*PCI-E1X card 12*USB 3.0 cable 12*power cable Note: As each batch of raw material may be different, the PCI-E riser card may be a little different on appearance (like solid capacitor, USB 3.0 cable, chip model), but the function is the same. Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The allowable measurement error is +/- 1-3 cm.