Description: Large fan blades provide more air volume, so it has good heat dissipation effect and can help you to cool your computer down quickly. Supporting PWM automatic temperature control, the fan speed will adjust automatically according to the CPU temperature, which is energy-saving and very efficient. Made of high-quality ABS material, the cooling fan is durable and wear-resistant. With RGB luminous effect, it looks cool. The length of the cooling fan is approx 12cm, the width is approx 12cm and the height is approx 2.5cm. It is suitable for computer case, computer CPU radiator, 120/240/360 water-cooled exhaust, computer motherboard, etc. Item Name: RGB Fan Material:ABS Air Volume: 33.5CFM±10% Rated Voltage: DC12V+5V Rated Current: 0.25A Noise: 20dBA±10% Model: North Wind RGB Fan Applicable Equipment: Computer Case Compatible CPU: for Intel, for AMD Wire Length: 490mm±10mm Fan Speed: 200RPM±10% Bearing Type: Fluid Bearing Function: Mute Design, Non-slip Design, Line Arrangement Function, Intelligent Temperature Control, 5V ARGB Interface: 4PIN (Temperature Control), 3PIN (ARGB) Working Life: 40000h Size:12cmx12cmx2.5cm/4.72inx4.72inx0.98in Notes: The small 4PIN interface must be used with the controller of this brand. Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 X RGB Fan 1 X User Manual