Phobya 120mm x 25mm Nano-2G 1500rpm PWM Fan - Red LED Dimensions: 120x120x25mm Speed: 600 - 1500RPM (PWM Controlled), Max Airflow: 64.3 CFM, Noise level: 10 - 25 dBA Bearing: Nanoflux Bearing, MTBF (25C): 100,000 Hours Connector: 4-Pin PWM, Cable Color: Black Sleeved 4 Red Led Lights