diff --git a/hexagon.yaml b/hexagon.yaml
index 7d5c737..191842f 100644
--- a/hexagon.yaml
+++ b/hexagon.yaml
@@ -91,7 +91,8 @@ binary_sensor:
         - script.execute: game_play_section
 
 sensor:
-  # Battery level sensor: 560 is 4.0v (battery flat), 740 is 5,2v (battery full)
+  # Battery level sensor: 500 is less than 4.0v (battery flat), 850 is 5,4v (battery full)
+  # Check with your batteries and change the values accordingly
   - platform: adc
     pin: A0
     name: "Battery level"
@@ -101,11 +102,11 @@ sensor:
     raw: true
     filters:
       - clamp:
-          min_value: 560.0
-          max_value: 740.0
+          min_value: 500.0
+          max_value: 850.0
       - calibrate_linear:
-        - 560.0 -> 0.0
-        - 740.0 -> 100.0
+        - 500.0 -> 0.0
+        - 850.0 -> 100.0
       - min:
           send_first_at: 3