General description Control the speed of your computer case fans with this 5.25-inch Fan Speed Controller. Featuring a large screen display, it allows for manual temperature adjustments and setting alarm temperatures. The device includes multiple interfaces for connectivity and is designed to fit in the chassis optical drive position. Technical specifications Dimensions: 14.9 x 10.0 x 4.2 cm Material: High temperature industrial plastic Output/input voltage: 5V-12V Power: 10W Fan interface: 3-pin interface Power supply interface: Big 4P male + female Installation Designed to be installed in the chassis optical drive position. Usage Switch between three groups of temperature values: CPU, HDD, SYS. Activate the alarm clock function to monitor temperature thresholds. Long press the SPEED switch for 3 seconds to display full screen. Other information Package Contents: 1 x fan temperature controller, 1 x Chinese and English manual. Note: Light and different displays may cause the color of