"Notebook Cooling Pad Deepcool MultiCore X6, up to 15.6"", 2x140mm+2x100mm, 2xUSB, 4 fan modes . Overall Dimension : 380X295X24mm Fan Dimension : 140X15mm/100X15mm Net Weight : 900g Bearing Type : Hydro Bearing Rated Voltage : 5VDC Operating Voltage : 4.5～5VDC Started Voltage : 4VDC Rated Current : 0.2±10%~0.45±10%A Power Input : 1W~2.25W Fan Speed : 1000±10%RPM/1300±10%RPM Max. Air Flow : 121.4CFM Noise : 24dB(A) http://www.deepcool.com/product/nbcooler/2013-12/8