Coolermaster R9-NBC-U3PK-GP notepal U3 Plus blacK , upto 19" stand/passive cooler , meshed aluminum surface , with 3x 80mm clip-on fans ( detachable + 950-1800rpm adjustable + position adjustable ) , 3 fans powered by 1 usb , U-shape design provide storage and protection for the notebook - work as NB carry case , 46CFM , 21-23dBA , 435x333x76mm - retail pack