When you get close, the interactive toilet begins, and the lid close after use. Intelligent No Water Pressure Restriction technology features super cyclones siphon flush method which can effectively deal with sewage. Built in advanced features including automatic open and close lid and seat, Automatic flushing, power-off flushing, heated seat, warm water washing, warm air drying, self-cleaning, night lighting and so on. With one knob button and a remote control, you can enjoy a variety of different comfortable, hygienic bidet ways. Note: When using the remote control for the first time, it needs to be matched with the toilet. Rotate the one-touch button, hold it for 5-10 seconds. After seeing the icon lights flashing on the LCD screen, press any button on the remote control to complete the match.