Description 80mm case fan whitebox from xilence known for its silent pc components and excellent price performance ratio in black red features hydro bearing fan airflow optimized rotor blades dimension height 8 cm width 8 cm depth 2 5 cm technical data certificates fcc connector type small 3 pin big 4 pin sound level 17 db air flow 18 61 cfm fan speed 1500 rpm plusmn 10 fan control no