Description Ultra-thin design Does not occupy the extra pin headers of the Integrated design. No need to use adapter cables again, more stable. Greatly increased stability Differential line design for higher speed and better compatibility Compatible with the official Active Cooler of the and compatible with installation inside the official shell of the Due to different batches, there may be differences in product appearance, color, and printed text, which not affect the use. Colour:yellow Material:PCB Package Contents: 1 x Expansion Board with Cooling Fan Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.