With 5 usb ports and a switch bottom Two fans Aluminum material color gift box packing material: AluminumProduct dimension: 324x270x35 mm Gift box dimension:  36.8x29x5.5cmFit for laptop sizes: From 7" to 17"Net weight:0.78KG/pcNet weight:1.08KG/pc(With colour box)Fan size:70*70*15 MM(double fans)Fan speed: 1500 +10%RPMFan speed: 1500 +10%RPMNoise: 25 DBA (Min)With power on / off functionFive  USB portsAccessory: Connector,non-slip mat

aluminum laptop cooler pad