ARCTIC P14 Pro PST CO 140 mm PWM Fan with Cable Splitter for Continuous Operation. Type: Fan, Fan diameter: 14 cm, Rotational speed (min): 400 RPM, Rotational speed (max): 2500 RPM, Airflow: 186 m³/h, Maximum air pressure: 5.2 mmH2O, Bearing type: Dual ball bearing. Product colour: Black