Deep Cool X8 Multi Core - Notebook Cooler Cooling Pad Laptop Deepcool

4 built-in fans deliver high airflow volume for cooling the entire notebook base with no blind area. Creative Multi-Core Control Technology enables users to select from one of the 4 different fan operating combinations: 4 fans ON / 2 upper fans ON / 2 downside fans ON / 4 fans OFF. Ergonomic design with 2 viewing angles for improved user comfort. 4 aluminum panels with Vertical Airflow Design that delivers airflow in 4 different directions to achieve superb cooling performance. 2 USB ports for connecting to external USB devices. Application For Compatible with 17 #34; notebooks and below. Technical Spec Overall Dimension : 381X268X29mm Fan Dimension : 100X100X15mm Net Weight : 1290g Bearing Type : Hydro Bearing Rated Voltage : 5VDC Operating Voltage : 4.55VDC Started Voltage : 4VDC Rated Current : 0.210%~0.410%A Power Input : 1~2W Fan Speed : 130010%RPM Max. Air Flow : 53.4CFM Noise : 23dB(A)