Recommended for CM 690, 11 blade fan design, 24, 2 CFM Higher airflow to enhance cooling performance, Silent operation at 20 dB-A for excellent case cooling, RoHS compliance for protecting the environment, Bearing Type: Sleeve, RPM: 2000 RPM, Air Flow: 24, 2 CFM, Noise Level: 20 dBA, Power Connector: 3 Pin, Color: Black, Compatibility: Case, Type: Case Fan, Fan Size: 80mm, Dimensions: 80 x 80 x 15mm, SKU: ASI5017