3 Pin CPU Cooling Fan 4000 RPM 1/2/5/10pcs CPU Air Cooler 220mm DC Brushless Fan 12V 9 Blades for PC Computer. Quantity(optional): 1 pc, 2pcs, 5pcs, 10pcs. High Performance: CPU Cooling Fan size 50 x 50 x 10mm, DC 12V with 4000 RPM, to make sure excellent heat transfer from CPU.
eBay