diff --git a/homeassistant/components/lg_thinq/number.py b/homeassistant/components/lg_thinq/number.py
index 0cbfcf9b5c8..7003519e0ce 100644
--- a/homeassistant/components/lg_thinq/number.py
+++ b/homeassistant/components/lg_thinq/number.py
@@ -118,16 +118,7 @@ DEVICE_TYPE_NUMBER_MAP: dict[DeviceType, tuple[NumberEntityDescription, ...]] =
     DeviceType.WASHTOWER_DRYER: WASHER_NUMBERS,
     DeviceType.WASHTOWER: WASHER_NUMBERS,
     DeviceType.WASHTOWER_WASHER: WASHER_NUMBERS,
-    DeviceType.WATER_HEATER: (
-        NumberEntityDescription(
-            key=ThinQProperty.TARGET_TEMPERATURE,
-            native_max_value=60,
-            native_min_value=35,
-            native_step=1,
-            native_unit_of_measurement=UnitOfTemperature.CELSIUS,
-            translation_key=ThinQProperty.TARGET_TEMPERATURE,
-        ),
-    ),
+    DeviceType.WATER_HEATER: (NUMBER_DESC[ThinQProperty.TARGET_TEMPERATURE],),
     DeviceType.WINE_CELLAR: (
         NUMBER_DESC[ThinQProperty.LIGHT_STATUS],
         NUMBER_DESC[ThinQProperty.TARGET_TEMPERATURE],
@@ -179,7 +170,7 @@ class ThinQNumberEntity(ThinQEntity, NumberEntity):
         ) is not None:
             self._attr_native_unit_of_measurement = unit_of_measurement
 
-        # Undate range.
+        # Update range.
         if (
             self.entity_description.native_min_value is None
             and (min_value := self.data.min) is not None