"The NZXT Sentry LX High Performance Fan Controller is the ultimate answer to your multi-fan control conundrum. This two-bay fan control solution features a large color LCD display which provides real-time information for up to five fans, as well as five associated temperature sensors. The Sentry LX Fan Controller features two modes of operation, including automatic mode where the system adjusts the fan speeds for you, and manual mode, allowing the user to set each individual fan and save settings to memory. The NZXT Fan Controller also includes a temperature alarm that will alert you if your system is overheating. Finally, the Sentry LX includes a large time and date display, conveniently located right on the front of your case."