According to requirements of the subject, intelligent "24V DC Cooling Fan" requiring temperature-controlled functions: fan can sense the temperature of the environment, in order to adjust the fan speed to achieve a better work results. The user can choose this intelligent speed mode, you can also choose to manually set the mode to control the speed. When you select the manual mode is set, the function does not play a role. Multiple security features: When "24V DC Cooling Fan" tilt angle is greater than a certain level, the motor will stop working to ensure the safety; when the fan motor temperature exceeds the allowable temperature, in order to ensure the safe use, the motor will also stop working. Multi-level speed control function: to provide more wind-level wind patterns, improve user comfort. Timing Work Function: This timer function allows the user to customize the length of time the fan is working to provide a more personalized service. LCD Function: Use the LCD screen displays the current temperature, "24V DC Cooling Fan" of speed, the fan operating mode. Infrared remote control functions: to provide long-distance non-contact fan control operations.