The user can control the speed of the fans. The controller is mounted on 3.5" bay, it can control the fan individually by rotary switch.
Detect the temperature for each fan speed
Fit into a standard 3.5" drive bay
Adjustable Fan Speed switch Red and bright blue LED indicator represent for fan speed
Specification:
Input Voltage: 12V + 10%
Output Voltage: 7V to 12 V