TechPowerUp published a review on the CORSAIR iCUE QL RGB Fans
A quote from the article:
One fan. 34 addressable RGB LEDs. That alone will be enough for many to decide if the new CORSAIR iCUE QL RGB fan is for you. Coming in both 120 and 140 mm sizes, CORSAIR's latest fans can do double duty and light up your house for the holiday season, in addition to your new PC build.CORSAIR iCUE QL RGB Fans Review