diff --git a/custom_components/smarthashtag/sensor.py b/custom_components/smarthashtag/sensor.py
index cead2c5..817b17c 100644
--- a/custom_components/smarthashtag/sensor.py
+++ b/custom_components/smarthashtag/sensor.py
@@ -208,12 +208,6 @@ def native_value(self) -> int:
                         return None
                 return data
 
-            # invert power consumption value to display the consumed power as positive
-            if "average_power_consumption" in self.entity_description.key:
-                if data.value:
-                    return data.value * -1
-                return data
-
             if isinstance(data, ValueWithUnit):
                 return data.value
 
diff --git a/custom_components/smarthashtag/sensor_groups/battery.py b/custom_components/smarthashtag/sensor_groups/battery.py
index a298e5d..478a317 100644
--- a/custom_components/smarthashtag/sensor_groups/battery.py
+++ b/custom_components/smarthashtag/sensor_groups/battery.py
@@ -123,9 +123,9 @@
     SensorEntityDescription(
         key="average_power_consumption",
         translation_key="average_power_consumption",
-        name="Average power consumption",
-        icon="mdi:power",
-        device_class=SensorDeviceClass.POWER,
+        name="Range efficiency factor",
+        icon="mdi:gauge",
+        native_unit_of_measurement="%",
         state_class=SensorStateClass.MEASUREMENT,
         suggested_display_precision=1,
     ),
diff --git a/custom_components/smarthashtag/translations/de.json b/custom_components/smarthashtag/translations/de.json
index b70c412..f7c0601 100644
--- a/custom_components/smarthashtag/translations/de.json
+++ b/custom_components/smarthashtag/translations/de.json
@@ -116,7 +116,7 @@
         "name": "Ladeziel"
       },
       "average_power_consumption": {
-        "name": "Durchschnittsverbrauch"
+        "name": "Reichweiteneffizienzfaktor"
       },
       "position": {
         "name": "Position"
diff --git a/custom_components/smarthashtag/translations/en.json b/custom_components/smarthashtag/translations/en.json
index 98fa8cf..ba658fc 100644
--- a/custom_components/smarthashtag/translations/en.json
+++ b/custom_components/smarthashtag/translations/en.json
@@ -116,7 +116,7 @@
         "name": "Charging target"
       },
       "average_power_consumption": {
-        "name": "Average Power Consumption"
+        "name": "Range Efficiency Factor"
       },
       "position": {
         "name": "Position"