Pro-Leaf - Model Air-Pro -5-Speed Wind Speed Controller

Air-Pro is a 5-speed wind speed controller. It can automatically adjust the wind speed through software technology to maintain a constant temperature and always  control the airflflow. Air-Pro uses a heavy duty 5-step transformer, making the Air-Pro controller the most reliable and quietest controller on the market. Even at the lowest wind speed, it can ensure that the fan will not make noise. In addition, the controller also has a night function. Through the Photocell sensor(light sensor), the controller can control the humidity in the room by automatically adjusting the wind speed during the dark cycle.