Pictures:

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Description:

The new Silent Tornado 40mm FAN is designed for silent but good airflow on your chipset og small  PC case. The optimized sleeve bearing gives long durability and with a noise level at 17 - 24dB so you will never hear the fan. 

Included in the blister package is a small 12-7v adapter cable so the speed and noise level can be reduced manually.

 
Specifications:
 
Fan Dimension: 40 x 40 x 10 mm
Sleeve ball bearing
Rated Voltage: 12 V
AMP Rating: 0.04A
Fan Speed: 2900 - 4000RPM (2900 w/7V adapter)
Noise Level: 17 - 24dB(A) (17dB(A) w/7V adapter)
Air Flow: 3.1 - 5.6 CFM
Connector: Steel look cable and 3pin connector