A larger area for more effective heat dissipation is provided by the FC120 narrow frame bezel. 1800 RPM full load with 61.91 CFM air flow Each fan creates an effective cooling system for PC cases. Daisy chained fans are intended to improve cable management and prevent internal mess in computer cases. PC fans for FC120 Create an amazing world of lights with 5V-3Pin RGB however you like. Software on the motherboard can control RGB without the need to install a separate fan controller app. Fans with noise-dampening pads prevent vibration. In full load mode, keep the noise level below 28dB(A). 4-Pin PWM PC fans strike a balance between performance and quietness to accommodate various requirements.