PC Fan SilentiumPC Mistral 140:This SilentiumPC Mistral 140 represents a very powerful fan that is ready to regulate the air cooling of your computer. This computer fan will suit those who do not want to be disturbed by coloured radiation from the PC in the evening, because this model does not have any backlighting. Another advantage is also the the lower cost of the fan. The 140 mm fan size makes it simple to connect with all standard PC cases. Also take into account the voltage required for operation, which for this model makes 12 V. There is 1 fan in this package. SilentiumPC Mistral 140 PC Fan Key Features The airflow of 61 CFM is sufficient for cooling down your computer Distinctive and original appearance The quality PC fan has special bearings for a longer battery life Operating voltage: 12 V The SilentiumPC Fan Is Suitable for Any Computer Case In order to safely connect the SilentiumPC Mistral 140, youll need a 3pin connector.