AeroCool AeroCool Fan Cooling for PC, DS 140mm DS 140mm Red Patented Dual layered blades with noise and shock reduction frame

140mm 1500 RPM+/-10% (12V) 1100 RPM+/-10% (7V) 93.4 CFM (138.1 m³/h) (12V) 71.2 CFM (105.9 m³/h) (7V) Fluid Dynamic 23.4 dBA (12V) 15.5 dBA (7V)