For Raspberry Pi 4 Model B Dual Fan with Heat Sink Ultimate Double Cooling Fans Cooler Optional For Raspberry Pi 3/3B+/4B

High Quality -- 100% brand new and in good condition,with high quality ,great performance, solid construction. Dual cooling fan --This Upgrade fan can make sure outputing a lot of wind and quiet enough. Dual cooling fan 2 fans with 2 pcs heatsink (1pcs aluminium LAN and 1pcs RAM copper heatsink). Pre-applied thermal conductive adhesive tape backing for easy installation and optimum heat transfer. Compatibility -- Compatible with Raspberry Pi 3B+. Can be applied for active cooling Raspberry Pi and other development boards. Packing list: 1pcs fan and 2pcs heatsink