Retractable Notebook Cooler Pad w/3 60mm Fans & 4-Port USB 2.0 Hub (Black/Silver) Retractable Notebook Cooler Pad w/3 60mm Fans 4-Port USB 2.0 Hub General Features: Black and silver color Slim and smart design Retractable for easy carrying Three (3) built-in super silent fans Four (4) USB 2.0 Hub Power on/off switch Heavy duty construction RoHS compliant Specifications: Fan Dimensions: 60 (2.36-inch) x 60 x 10 mm