Features:

• Slim & Smart design with large, high-performance & quiet built-in 3 fans.
• Silver color, USB 2.0 interface, compatible with USB 1.1.
• Draw notebook's heat away and exhausts the heat through a slot.
• Reduce the overall temperature of your notebook.
• Convenient, reliable & comfortable to carry.
• No extra driver needed for installation.
• Powered by USB bus.
• USB connectors: 4 type A connectors, 1 mini USB 5-pin.
• Support high-speed (480 Mbps), full-speed (12Mbps), and low-speed (1.5Mbps) transfer rate.
• Connect up to 127 USB devices.
• Air Flow: 28 CFM
• Speed: 1500 rpm
• Noise Level: 25db
• Rated Voltage: DC 5V
• Power Consumption: <0.9W
• Rated Current: <180mA
• M.T.B.F.: 20,000 hours
• Fan: 60x60x10mm (LxWxH)
• Dimension: 300x230x16.8mm (LxWxH)

Included:

Includes Notebook Cooler Pad + 4 Ports USB2.0 Hub and one USB2.0 cable.