be quiet! Pure Wings 3 120mm | PWM high-speed Triple Pack. Type: Fan, Fan diameter: 12 cm, Rotational speed (max): 2100 RPM, Airflow: 101.2 m³/h, Maximum air pressure: 2.41 mmH2O, Bearing type: Rifle bearing. Voltage: 5 - 13.2 V. Height: 120 mm. Product colour: Black