Silverstone AP183 Computer case Fan 18 cm Black

DUAL BALL BEARING FOR LONG LIFETIME70.000 hours = 1.5+ times sleeve bearing fan’s lifespanENERGY SAVINGDespite having to rotate large and heavy 180mm sized fan blades. the AP183 consumes only 3.6W of power at maximum speed. So no need to connect it with a separate power cable.UNIQUE AIR CHANNELING GRILLEFocuses airflow into a column for more effective targeting of heat sources inside the computer chassis.LONGER AIRFLOW RANGE (0.3M ~ 3.5M)Air Penetrator fan’s unique blade and grille designs can generate enough pressure to push air as far as 3.5 meters awayPWM CONTROLWide 400rpm ~ 1.500rpm speed range for any level of requirement from silent running to top-level cooling performance