The FL12R was meticulously engineered by the DeepCool team to provide a unique light effect with reversed fan blade. ensuring high performance. low noise. and outstanding quality. Three FL12R fans are included in this package.A LUMINOUS HALOFL12R integrates a total of 36 ARGB Gen2 LEDs. with the halo ring elevating its design aesthetics to a whole new level.REVERSE FAN BLADESay goodbye to the "cross" on the other side - now you can use the fan as an intake fan and enjoy uninterrupted RGB fan look on both intake and exhaust.UNCOMPROMISED PERFORMANCEEquipped with a long-life fluid dynamic bearing. The FL12R PWM fans boast exceptional cooling specs while remaining relatively quiet.500-2150 RPM 10%55 CFM2.59 mmAq 33.9 dB(A)DURABLE MATERIALSThe entire structure and dynamic balance are further strengthened by using an enhanced composite material based on PBT for the frames and polycarbonate for the fan blades.SECURE CONNECTIONThe 8-pin connectors. integrated with PWM and ARGB SYNC. provide a more accessible and safer user installation experience.REDUCED VIBRATIONSFull-coverage rubber pads at each corner guarantee minimal fan vibration and ensure that noises resulting from uneven mounting pressure are minimized.