diff --git a/prosjekt.X/themistor-temp.h b/prosjekt.X/themistor-temp.h
index 65c622c..e440f0c 100644
--- a/prosjekt.X/themistor-temp.h
+++ b/prosjekt.X/themistor-temp.h
@@ -27,7 +27,7 @@ extern "C" {
 // Calculates the temperature in celcius
 // Returns the thermistor themperature 
 float calculate_thermistor_temp(float readValue);
-    
+// Returns true if temperatur is higher then high_temp int    
 bool error_message(float thermistor_temp);
 
 
diff --git a/prosjekt.X/thermistor-temp.c b/prosjekt.X/thermistor-temp.c
index 47442f5..afba6d5 100644
--- a/prosjekt.X/thermistor-temp.c
+++ b/prosjekt.X/thermistor-temp.c
@@ -26,9 +26,13 @@ float calculate_thermistor_temp(float readValue){
     return T_therm;
 }
 
+// returns error message
 bool error_message(float thermistor_temp){
+    // Max value
     int high_temp = 0;
+    // Return true if temp is higher then max value
     if (thermistor_temp > high_temp){
+        printf("Error");
         return true;
     }
     else {