The AeroCool Touch 2000 Fan Controller / Touch Display / Temp Sensor is a multi-functional front panel display. It sports a large LCD screen taking up two 5.25" bays. The innovative "Touch" LCD technology gives you complete control of your fans at the press of a button. An overheating alarm temperature warning is built in to keep you informed before trouble arises. Panel can be set to either Celsius and Fahrenheit as you prefer. External eSATA and dual USB ports make this unit versatile as well!