Aluminum Notebook Cooler Pad w/3 60mm Fans (Gray) Aluminum Notebook Cooler Pad w/3 60mm Fans General Features: Gray color Aluminum material Powered by USB Three (3) Built-in 60 mm/2.36-inch fans Slim and smart design Heavy duty construction Voltage: DC 5V Unit Dimensions: 12 x 10 x 1.5-inches (L x W x H,approximate) Regulatory Approvals: FCC CE