Belkin - Swivel Base ventilated laptop - Brand: Belkin, PN: 910833, UPC: 3548389108339, ventilated base pivotally supports 14/15/15.4/17 sized computers, powered by USB cable, fan 80x80x10 mm, 2300 rpm, 20 dBA, arm retractable tray swivel 360 degrees, height adjustable in 5 positions, dimensions 320x300x25 mm (910 833)