💥Auto Open/Close Cover (Rader Sensor)：The smart toilet seat detects your presence, opening automatically as you approach and closing softly when you leave—all without the need for touch. 💥Night Light and Digital Display: The smart toilet's soft night light harmonizes with the colorful dynamic digital display, offering you both practicality and aesthetic pleasure for nighttime use. 💥Emergency 9V battery back-up system so that you can use your toilet even power off (battery included). 💥Nozzle self-cleaning and Nozzle Position: Dedicated Adjustable Spray Outlet for Rear Wash and Female Wash Automatic flushing system - no manual flushing required after use, convenient and efficient.