Summary: Had my pair returned for a more silent fan with the same air flow. (CoolerMaster Sickleflow)
Pros: It pushes a good amount of air, and is a decent price.
Cons: The blades are orange, but because the led's are white, the only light shown into the case is white, which I don't think is what most people intend. I ordered two of these and both started grinding right out of the box, and also came with a loud high pitched whine.
Cons: Screws that came with the fan were TERRIBLE and too big for the fan (not to mention were silver and did not match the fan or case). Had to force them in and pretty much strip them to get two in and two half in. Extremely frustrating and aggrivating and to make things worse, the fan makes noise be...