EasyWatch // BLACK-EN42703 :: Features * Color LCD Display * Fits in 3.5" bay * Detects and controls 3 sets of fan speeds and temperatures. Automatic fan control ONLY * Manual setting for alarm temperature * Switch between Celsius and Fahrenheit (Celsius set at default after computer restarted) * Sound detection display * Alarm temperature warning :: Specifications Dimension: 101 (W) x 25 (H) x 100 (D) mm LCD viewable area:  65 (W) x 15 (H) mm Connectors: 3-pin 3 wires fan required