The fan glows a fantastic blue， which adds colour and style to any PC systemPC Case fanVery quiet 17.5 dB(A)Four Blue LEDCrystal frame and blades.Frame dimension: 120 x 120 x 25mmFan speed: 1200 RPMFan airflow: 38.4 CFMFan air pressure: 1.17 mm H20Fan life expectancy: 20000/hrs 25??CBearing type: Sleeve BearingConnector: 4-pinVoltage rating: 12VCurrent rating: 0.1-0.5 ANoise level: 17.5 dB(A)Package Included:1 x Blue PC Case fan