Pure Wings 3 140mm PWM high-speed , 140 mm , Type Fan , Suitable location Computer case , Rotational speed (max) 1800 RPM , Noise level (high speed) 30.5 dB , Maximum airflow 72.2 cfm , Airflow 122.6 m³/h , Pulse-width modulation (PWM) support Yes , Colour Black , Number of fans 1 fan(s) , Fan connector 4-pin , Weight 188 g