The DeerValley Smart Toilet is featured with heated seats, warm water wash, massage, and other features that add to their comfortable cleaning experience. The bidet s double nozzle design enables front wash and rear wash. Users can enjoy a spa-like massage via its pulse-flushing mode. Health Benefit - Smart toilets also provide great health benefits and different washes features that can be used to improve the circulation of blood. Self-Cleaning and 3-User memory --Self-cleaning wand automatically cleans inside before and after each use. The side knob provides great convenience for flushing during power outages. Provides luxury and cleanliness with one click and saves the setting steps next time.