SilverStone FN81 case cooling system

Brand: SilverStone
Description: Type: fan, purpose: for case, fan diameter: 80, number of fans: 1, maximum noise level: 23.50 dB, maximum rotation speed: 2050 rpm
Purpose: For housing
Noise level: 23.5 dB
Air flow: 25.46 CFM
Rotational speed: 2050 rpm
Fan diameter: 80 mm
Backlight: Absent
Number of fans: 1
Fan thickness: 25 mm
Adapter to 4-pin Molex: There is
Speed controller: Absent