[Update] open shell cover Compatible with for 5 Plus 4GB/8GB/16GB development board.Made of metal case protect and cool your board, Reduced temps and evens out temperature increases under load. [Module] Dual-band wireless network card dedicated Compatible with for Orange Pie 5 Plus 4GB/8GB/16GB module is a high-performance, cost-effective, and widely used module. uses two antennas, one of which is shared with. [ ] Metal material and shell opening design precision, Facilitate the expansion of ports. which is more conducive to the distribution of air. GPIO cable holes and SSD card slots are reserved. [4 in 1 Better Cooling] slotted design to maximize the area in contact. The overall heat dissipation effect is achieved through the silicone heat transfer adhesive and the chip paste. Add a cooling fan design and a heat dissipation hole on the side of the housing. [Fan Cooling] Cooling fan provide well passive cooling. Allows the motherboard to run the fan at exactly the necessary speed, which ensures the required cooling. Fan is quiet so it 't disturb your work and entertainment. NOTE: Different batches may have different appearance, which does not affect use. Material: plastic+metal colour: Black Package Contents: 1 x Metal Case 1 x Cooling Fan 1 x Module 2 x Antenna 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.