Specification: Key Features Fan Speed 2000 RPM (PWM) ± 10% Fan Airflow 31.7 CFM ± 10% Noise 30 dBA Air Pressure 1.7 mmH2O ± 10% Connector 3-Pin Material 2 Heat Pipes Aluminum Fins Physical Specification Dimension 95 x 80 x 117 mm / 3.1 x 2.6 x 3.8 inch Heat