ModelCF-40SS (Ainex) Size40*40*10mmSpeed4200 rpmNoise level at full speed 15.0 dBAWind 4.95 CFMVoltage12VCurrent 0.08AB earing SingleBallConnectorBlack red and blue3Line; Length six centimeters; Motherboard Standard3PinConnectorSpeedSupport(The fan speed display some numbers on the motherboard is not4450Turn, but the fan is actually4450Turn)