Fan speed is controlled automatically by the PWM function from the motherboard

Scythe KAMA PWM 120mm Cooling Fan

PWM Function : Fan speed is controlled automatically by the PWM function from the motherboard. Let the PWM to automatically adjust the fan speed for you, so you get less headache!

cooling fan : 1.Certification:ISO9001,UL,CE,TUV,ect 2.material :plastic or aluminum 3.bearing:two ball/one ball/refile

Cooling Fan