LED Color Red / Blue / White / Dark (No LED) Dimensions 120 x 120 x 25 mm / 4.7 x 4.7 x 1 inch Fan Speed 800-2000 RPM (PWM) ± 10%; w/ silent adapter: 1600/1200 RPM (fixed) Air Flow 95 CFM ± 10% Air Pressure 2.72 mmH2O ± 10% Life Expectancy 160,000 hrs Noise Level 36 dBA Bearing Type POM Bearing - CM 4th Gen. bearing (*POM: Polyoxymethelene) Connector 4-Pin (PWM) Voltage 12 VDC Current 0.4A Power Consumption 4.8W Accessory Silent mode adapter x 2 (1600 RPM x 1, 1200 RPM x 1), Metal screw x 4