Aluminum Cooling Radiators Heatsink For Banana Board Cooling Fan Heat Sink Pad Improved Heat DissipationFeatures:All aluminum heat sink and clear PC fan dissipation efficiency, safety and environmental protections, good heat resistance, and durability.Quiet cooling fan, oil bearing, smooth working,you t have to worry about noise.Equipped heat sink, keep for Banana mainboard as cool as possible for high performances.The cooling fan smooth and quietly, which is beneficial for dissipation of the development board.Can be installed through interfaces. Only for Banana Specifications Product AluminumFor: for Banana Size As PIcturesColor：As PIcturesFan：Oil Bearing FanPackage Includes:1PC Cooling FanNote:Please allow 0-1cm error due to manual measurement. please make sure you do not mind before bid.Due to the differences between different monitors, the picture may not reflect the actual color, thank you!