Features ● 800-1200 RPM fan speed ● Multiple coolers to match with your case ● High quality rifle bearing Specifications Model:INF 24 Pro Dimensions Fan 120 x 120 x 25mm Fan Speed : 800-1200±10%RPM Noise Level : 18-30 dB(MAX.) Airflow : 65CFM Static Pressure : 0.78mm H²O MTTF : 30000 hrs