Air conditioner wire controller

The embodiment of the invention provides an air conditioner wire controller which comprises a light detection sensor, a control module and a display screen module, and the light detection sensor is used for detecting a brightness signal of ambient light in real time and sending the brightness signal to the control module; the control module is used for determining the brightness level of ambient light according to the brightness signal, determining the brightness duty ratio of a backlight source according to the brightness level, and sending the brightness duty ratio to the display screen module; and the display screen module is used for adjusting the brightness of a backlight source of the display screen module according to the brightness duty ratio. The air conditioner wire controller can be suitable for different application environments, it is guaranteed that a user can clearly see display content, user operation is facilitated, and the user experience is improved. 本说明书实施例提供一种空调线控器，该线控器包括光检测传感器、控制模块和显示屏模块