Features:
Compatible with 1x,4x,8x,16x card.(but only provide 1x speed)
Adopts three FP solid-state capacitors, make graphics more stable power supply security.
Safer, more efficient, more practical.
Slot with a fixed buckle, convenient disassembly and fixed graphics card, the card will not fall off from the slot.
Parallel transfer tapes or big 4 Pin interface to strengthen the power supply and make the video card power independence from motherboard.

Specifications:
Color: green
Interface: USB 3.0, 15Pin-4Pin power port, PS/2
USB cable length: 30cm / 11.81 inch or  60cm/23.62 inch
Item size: 13 * 4.2 * 1.5cm / 5.12 * 1.65 * 0.59in (L * W * H)
Item weight: 38.7g / 1.37oz
Package size: 16 * 15 * 2cm / 6.30 * 5.91 * 0.79in (L * W * H)
Package weight: 80g / 2.82oz

Package list:
1 * PCI-E 16X adapter 
1 * PCI-E 1X riser board 
1 * USB cable
1 * 4 Pin IDE Molex power cable 

Note: 
Package list without user manual