Home/Self-Learn/Task-Finland.md

@@ -47,6 +47,10 @@ In the Self-Learn part, you discovered the ESP and how to program it. We will us
 
 In this image you can see which sensors the addon consists of.
 
+- Pushbuttons detect button presses or switch positions.
+- LDRs are used to detect light.
+- Reed switches detect the presence of magnets.
+
 ![Sensor Overview](../images/Sensor_Overview.jpeg)
 
 ## Synchronisation: