The XB Pro #3 Air Induction Fan is designed for the heatsink utilising a 80mm x 80mm mounting hole platter. This fan is a two way air induction fan which increases the air flow and produces more efficient CPU cooling. The XB Pro #3 is a 2 ball bearing type fan, this extends the operating life of the fan which is 70,000 hours. The smart blower fan features 3 functions in 1, full speed when jumper on, Temperature control: fan speed varies according to the temp detected by the sensor and Manual control: adjust fan speed manually using the controller which fits on a free PCI slot. The XB Pro #3 has a 7 coloured LED on the side which lights up the cooler. This fan is 80mm x 80mm x 80mm and weighs 105g, it has a started voltage of 7V and a rated voltage of 12V. The rated current for the fan is 1.00A(max) and the power input is 12W. The XB Pro #3 has a noise level of 25dBA at 2000RPM and a noise level of 45dBA at 4000RPM and the maximum air flow is 21.58 CFM.