PC Fan ARCTIC P12 PWM 120mm:The ARCTIC P12 PWM 120mm is a very effective fan that is ready to regulate the cooling of your computer. The fan will suit those who do not want to be disturbed by strong lighting in the evening, because this model does not have any backlighting. Another plus is the the lower cost of the fan. The 120 mm fan size makes it easy to install in all standard computer cases. A crucial parameter is also the operating voltage, which in this case is 12 V. There is 1 fan in this package. ARCTIC P12 PWM 120mm Computer Fan Key Features The airflow of 56,3 CFM is sufficient for reducing the temperature in your PC Unique and striking design This quality fan holds unique bearings for a longer battery life Operating voltage: 12 V The ARCTIC Fan Is Suitable for Any Computer Case In order to safely operate the ARCTIC P12 PWM 120mm, youll need a 4pin PWM connector.