Types of smart toilet lid

The smart toilet lids on the market generally include the following:
One is a smart toilet lid with cleaning, heating, etc.
The other is a smart toilet lid that can automatically replace the film.
Another type of toilet lid is a smart toilet lid with an automatic replacement of disposable cushion hygienic film. The hygienic roll cover is disposable and is a hygienic film that meets the food packaging inspection standards (like a household plastic wrap bag). The smart toilet lid passes The built-in microcomputer controller automatically replaces the sanitary film (the sanitary film cover rotates exactly one seat), and the used film is scratched and destroyed during recycling. It is clearly distinguished from the unused sanitary film, so that it can not be reused. Eliminate the possibility of cross-contagion, its function is tangible, and hygiene is visible. This is the characteristic of the smart toilet lid, and it is also a function that the ordinary toilet seat cannot achieve.
There is another type of smart toilet lid that can be replaced and cleaned, that is, a smart toilet lid with functions such as sterilization, deodorization, music, etc., that can be replaced with a sanitary film and can also be flushed.