Type: Computer case fan Voltage: 12 volts Color: Black Size: 120 mm Speed: Varies by model, but usually ranges between 1000 and 1800 revolutions per minute (RPM) Airflow: Varies by model (CFM - cubic feet per minute), but is typically between 40 and 70 cubic feet per minute. Noise level: varies by model (dB - decibels), but is usually between 22 and 32 dB Connector: Usually a 3-pin or 4-pin connector Bearing type: Usually a hydraulic or ball bearing LED lighting: Some versions of the Havit F2003 come with customizable RGB LED lighting.