Static Pressure (mm/H2O): 1.1 mm/H2O Power Draw (@ +12V): 0.13A The AF120 Performance Edition is a great choice for a high performance side panel intake or case exhaust, or even a 'pull' fan for a radiator or heatsink. Nine ultra-thin blades for excellent airflow at very low noise levels. Custom fan enclosure for ducting air in the right direction with minimal interference. Advanced Hydraulic Bearing for reliable, quiet operation. Rubberized corners for sound damping when installed with standard screws. User-replaceable colored rings so you can match your fans to your case Included voltage step-down adapter for even quieter operation.