Aokin 5V / 3.3V Cooling Fan With Screws + Heat Sink 1 Aluminum With 2 Copper For Raspberry Pi 3 / Pi 2 Model B Rpi B+
https://www.vogueparade.com/shopping/EN/200185144/4/32969552053/aokin-5v-33v-cooling-fan-with-screws-heat-sink-1-aluminum-with-2-copper-for-raspberry-pi-3-pi-2-model-b-rpi-b-//