CPU cooler be quiet! DARKROCK 2

Weight: 860 g
Brand: be quiet!
Description: Type: cooler, purpose: for processor, processor socket: 754, 939, 940, AM2, AM2+, AM3, AM3+, FM1, LGA 1150, LGA 1151, LGA 1151-v2, LGA 1155, LGA 1156, LGA 1200, LGA 1356 , LGA 1366, LGA 2011 Square ILM, LGA 2011-3 Square ILM, LGA 775, fan diameter: 135, n
Purpose: For processor
Noise level: 8.7 - 21.1 dB
Air flow: 57.9 CFM
Rotational speed: 1300 rpm
Fan diameter: 135 mm
Backlight: Absent
Number of fans: 1
Connector type: 4-pin PWM
Bearing type: Hydrodynamic
Number of heat pipes: 6
Radiator material: Aluminum+copper
Processor socket: 754, 939, 940, AM2, AM2+, AM3, AM3+, FM1, LGA 1150, LGA 1151, LGA 1151-v2, LGA 1155, LGA 1156, LGA 1200, LGA 1356, LGA 1366, LGA 2011 Square ILM, LGA 2011-3 Square ILM, LGA 775
Fan thickness: 25 mm
Uptime: 30000 h
Cooler Dimensions WxHxD: 138x166x97 mm
Speed controller: Program