Size:140mm Cooler Master R4 Series Silent 140mm Blue LED Case Fan - (R4-L4S-10AB-GP) From the Manufacturer Cooler Master R4 Series Silent 140mm LED Case Fan R4-L4S-10AB-GP (Blue) Case cooling is becoming more essential these days. The better airflow inside your system, the cooler and more stable system you will get. Recommended for CM 690 and Centurion 590. 4 blue LED fan. 60.9 CFM High airflow to enhance excellent cooling performance. Silent operation at 16 d-BA for case cooling. RoHS compliance for protecting the environment. Model R4-L4S-10AB-GP Dimension 140 140 25 mm Voltage 12VDC Current (Ampere) 0.14A Input (Watt) 1.68W Speed (R.P.M.) 1000 R.P.M. Air Flow (CFM) 60.9 CFM Air pressure (mmH2O) 0.82 mmH2O Fan Noise Level (dB-A) 16 dB-A Weight 170 g Available Color Blue LED Bearing Type Sleeve Fan Life Expectancy 35,000 hours Connector 3 Pin Screws 4 pcs UPC Code