KINGWIN XF-012LBR-PWM 120mm PWM case fan with Red cilcle frame, 120 x 120 x 25 mm long life bearing Type: Case Fan Bearing Type: Long Life Bearing RPM: 1500 RPM Air Flow: 63.1 CFM Noise Level: 28.2 dBA Power Connector: 4 Pin Compatibility: Case Dimensions: 120 x 120 x 25mm