cisternless smart toilet

https://atomic-wiki.win/index.php/Why_an_Electric_Bidet_Toilet_Seat_Is_Worth_the_Upgrade

A cisternless smart toilet uses a direct water supply and advanced flushing mechanism, eliminating the bulky tank behind the bowl. This sleek design saves space and reduces water waste by precisely controlling flow. With bidet, heated seat, and self-cleaning features, it offers modern comfort while looking minimalist and contemporary—ideal for compact bathrooms or anyone wanting a cleaner, more efficient loo.