macally Bamboo Notebook Cooling Stand ECOFANPRO Accessory Type: Cooler Maximum support size: Support up to 17-inch Laptop Specifications: Power: USB 5V DC Fan Speed: 2300rpm Connector: USB Noise: 23.5dBA Cable length: 20 Dimension: 1.38 x 15.00 x 10.25 (H x W x D) Weight: 2.87 lbs.