Ultracomppect Noteboo fan with two fold-out high cooling capacity by 80 mm fan (two speeds can be switchable) Power supply via USB connection more pleasant work by slanting the notebook Safer Stand Safe Stand Sick Installation No driver NOTE FURCHER: 36.5 DBA Fan number: 1 external size: 8.5 cm x 12 cm Weight: 150 g fan diameter: 8 cm of power consumption USB: 350 mA Color: black.
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