CPU COOLER - Beta 400 Plus Features: Sintered powder U-shape heatpipe 4 pcs perform efficiently in heat dissipation. All copper base conduct heat effectively. High density stacked fins enlarge the effective area for heat dissipation. High performance circular fan 92×32mm, PWM function, silent solution. Spring clip, easy installation. Metallic Logo, fashionable design Super silent CPU COOLING FAN / CPU COOLER FAN / CPU FAN / CPU COOLER. Technical Parameter:Fan Dimension92X32mmStarted Voltage7VDCOverall Dimension116X96X80mmRated Current0.18±10%AHeatsink MaterialCu Base+Al Fin+Heatpipe 4 pcsPower Input2.16WWeight385gBearing TypeHydro BearingRated Voltage12VDCFan Speed800±150 2800±10%RPMOperating Voltage10.8-13.2VDCMax Air Flow55.75CFM Application for:AMD Phenom X4 9850 (AM2+) AMD Phenom X4 9100e (AM2+) AMD Athlon 64 X2 6400+ (939/AM2) AMD Athlon 64 FX-62 (939/940/AM2) AMD Athlon 64 4000+ (754/939/AM2) All Sempron series (754/939/AM2)