Intelligent 24V DC Cooling Fan smarter

(1) Intelligent "24V DC Cooling Fan" can be instantly detected by the temperature to room temperature, and then the temperature level of the fan speed of self-regulation.
(2) Intelligent "24V DC Cooling Fan" people can feel the presence of an infrared sensor, when no one can automatically shut down to save energy.
(3) "24V DC Cooling Fan" system assembly Bluetooth module, you can use handheld devices (such as mobiles phoness) to control a number of related functions, easy and convenient.