Home automation system using scratch in Tinkercad (with code)

In this project, we implement a multi-sensor home automation system using the Tinkercad platform. The code is available at www.tinkercad....
In the complete course, we will discuss circuits and related coding concepts from the scratch and make almost 25 projects.
The complete course is available on Udemy. www.udemy.com/... You can always contact me for the best deal while purchasing the course.

[@omkaarmhatre1465]

What is the unit of 200 in analogue pin 0??