-There are two types of the follower - four-sensors and three-sensors with line losing protection algorithm.
The perfect solution for short-track competitions
-These line followers are really good for complicated tracks. Three or four sensors on your robot base with any wheels - you are ready to win.
The most reliable block
-These line followers are stable. They can save the robot if it initially stands uneven on the line. In the end the robot will always stand where it is supposed to be after following the line.
Choose the available method
You can make the payment either via Boosty or Patreon. As soon as the post is purchased, you will have access to all the files. If you have another payment method to suggest, I will be glad to discuss it in my Telegram: @the15thfloor