PC Fan ARCTIC P12 Silent 120mm:The ARCTIC P12 Silent 120mm represents a very powerful fan that is suitable to enhance the air circulation in a PC case . The PC fan will please those who do not want to be disturbed by strong lighting in the night hours, since this model is without backlighting. Another advantage is the the significantly lower price. This 120 mm fan size makes it simple to mount in all popular PC case formats. Also take into account the voltage required for operation, which in this case is 12 V. There is one fan in this package. ARCTIC P12 Silent 120mm PC Fan Key Features The airflow of 24,1 CFM is sufficient for cooling down your computer Distinctive and original appearance This durable computer fan contains special bearings for a longer battery life Operating voltage: 12 V The ARCTIC PC Fan Is Perfect for Any Computer Case In order to safely connect the ARCTIC P12 Silent 120mm, your PC should have a 3pin connector.