Cooler Master MasterLiquid Pro 140. Purpose: Processor, Fan noise level (min): 6 dB, Fan noise level (max): 30 dB. Pump voltage: 12 V, Fan voltage: 12 V. Material: Aluminium, Radiator material: Aluminium, Product colour: Black. Fan diameter: 14 cm, Fan thickness: 2.5 cm, Radiator width: 13.8 cm