CT140 ARGB Sync PC Cooling Fan White 2-Fan Pack, 5V Motherboard Sync, 16.8 Million Colors 9 Addressable LEDs, 140 mm Hydraulic Bearing Case/Radiator Fan.CT140 ARGB Sync White PC Cooling Fans are Thermaltake’s new generation PWM fans designed to fit all PC usage scenarios. The CT Series Fans have a fan speed of 1500 RPM and are made with specially tuned fan blades that can push the air further. The new Cable-Integrated Daisy-Chain Design provides more flexibility in cable management, and its 9 addressable LEDs can be controlled through motherboard sync software for spectacular lighting effects. It has seven fan blade structured fans can provide a 2.3 mm-H2O air pressure and an airflow of 77.37 CFM while maintaining its noise level at 30.5 db-A, allowing you to enjoy these well-balanced performance fans under a friendly budget.