The main functions of UI are summarized as follows: Icons for function page can be replaced with customized icons Album and background can be replaced with customized pictures Home page can display date and time, which can be modified manually on the screen Home page supports 2 display styles: Status+Scene, Status; Status can display: Temperature, Humidity, PM2.5, PM10, CO2, VOC, AQI, Wind Speed and Rain Function page supports a 4/6 layout display, up to support 6 function pages Dimming and curtain function pages are able to display status information in real time Support screen locking and function page locking, and display the locking status Support screen-saver and password assess function Proximity sense can be manually adjusted or off Support 2 display themes: Light, Dark Support manually adjusting screen brightness and touch volume System information of the device can be checked.