Thermaltake Massive23 LX Laptop Notebook Cooler Oversized 230mm Blue LED Fan USB CLN0015. Oversized 230mm ultra-quiet fan with blue LEDs removes heat from the notebook easily and effectively. Built-in fan On/Off switch and LED light On/Off switch. Handles designed into the cooler allows the unit to be carried to any where you go. Hidden storage space enables USB cable or other small accessories to be stored when not being used. Supports all laptop/notebook/netbook screen size from 12" to 17" including widescreen models.