Thermaltake Luna 12 120mm Slim Series LED 15mm Width Quiet High Airflow Case Cooling Fan CL-F035-PL12BU-A Blue interference-free Design: With 15mm thickness, Luna 12 Slim LED fan can be mounted on ultra thick radiator in PC cases with limited space where a normal 25mm thick fan can't support. Outstanding Performance, Less Noise: Enlarged fan frame opening enhances air flow with a fan speed of up to 1400 RPM. Double-curved nine fan blades deliver exceptional static pressure at a low noise level of 24 dBA. Anti-vibration Mounting System: In-mold injection anti-vibration rubber pads provide hassle-free usage for 80% protection coverage, including all four corners and the frame. Hydraulic Bearing Offers Silent Operation and Longer Lifespan: Hydraulic bearing self lubricates with a high quality, friction reducing substance which lowers operating noise and improves efficiency. The seal cap prevents leakage and improves the lifespan. 3 Colors of Luminous LED: The Luna 12 Slim LED series is available in three vivid colors: red, white, and blue. Embellish the chassis in your own way! 3 years warranty