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COOLER MASTER R4-L2R-20AC-GP 120mm Blue LED Case Fan
R4 series fans offer a unity of maximum rotational speed and optimum airflow. Using a unique long-life sleeve bearing fan, the R4 series offers long life rating of 50,000 hours. R4 series fans perform at a maximum of 69CFM at 2000RPM.The high quality sleeve bearing fan provides maximum of 50,000 hours of lifespan for hassle-free long term use.