Love it or hate it, RGB is here to stay. Today, we?re looking at what is easily the most impressive RGB fan on the market with the Corsair QL120. Available in 120mm and 140mm variants, these fans build on the company's popular Light Loop design with RGB LEDs on both the inner and outer ring to deliver outstanding lighting effects. The QLs take things a step further by adding LEDs to the rear, making them gorgeous from any angle. Should you buy a set for your PC?