The Lian Li TR-5B is a modern
temperature monitor and fan speed controller that is the perfect addition to
your Lian Li case. Featuring a brushed aluminum face and large blue LED backlit
display, the TR-5B not only functions very well, but looks great at the same
time. Monitor up to 4 different components and control up to 4 fans. The TR-5
displays in both Celsius and Fahrenheit, the date and time, and offers both auto
and manual speed control.