diff --git a/Inc/config.h b/Inc/config.h
index f061e1d..f78ad65 100644
--- a/Inc/config.h
+++ b/Inc/config.h
@@ -142,6 +142,7 @@ pio run -t upload
 //#define TEMP_CAL_HIGH_DEG_C     489       // temperature 2: measured temperature [°C * 10]. Here 48.9 °C
 #ifdef BOBBYCAR_PCB_FRONT
   //FRONT WHEELS PCB
+  //Temperature on front esc is unsuable. works sometimes then climbs up and jumps around.
   #define TEMP_CAL_LOW_ADC        1722      // temperature 1: ADC value
   #define TEMP_CAL_LOW_DEG_C      210       // temperature 1: measured temperature [°C * 10]. Here 22.0 °C
   #define TEMP_CAL_HIGH_ADC       1580      // temperature 2: ADC value