Its sculpted core provides meticulous features, fine-tuned to provide optimal hygiene and ultimate individual comfort-from personal cleansing to an LED nightlight to hands-free opening, closing, and flushing, all controlled easily through the remote control. Auto open and close lid Automatic flushing Self-cleaning wand offers adjustable position, water pressure, temperature Adjustable heated seats and adjustable drying Vitreous china one-piece molded to prevent breakage and leakage With water tank zero water pressure 1.32~1.58 GPF flushing rate