diff --git a/homeassistant/components/airzone_cloud/binary_sensor.py b/homeassistant/components/airzone_cloud/binary_sensor.py
index 3013a2eeadc..f22515155f1 100644
--- a/homeassistant/components/airzone_cloud/binary_sensor.py
+++ b/homeassistant/components/airzone_cloud/binary_sensor.py
@@ -14,6 +14,7 @@ from aioairzone_cloud.const import (
     AZD_FLOOR_DEMAND,
     AZD_PROBLEMS,
     AZD_SYSTEMS,
+    AZD_THERMOSTAT_BATTERY_LOW,
     AZD_WARNINGS,
     AZD_ZONES,
 )
@@ -88,6 +89,10 @@ ZONE_BINARY_SENSOR_TYPES: Final[tuple[AirzoneBinarySensorEntityDescription, ...]
         key=AZD_AQ_ACTIVE,
         translation_key="air_quality_active",
     ),
+    AirzoneBinarySensorEntityDescription(
+        device_class=BinarySensorDeviceClass.BATTERY,
+        key=AZD_THERMOSTAT_BATTERY_LOW,
+    ),
     AirzoneBinarySensorEntityDescription(
         device_class=BinarySensorDeviceClass.RUNNING,
         key=AZD_FLOOR_DEMAND,
diff --git a/tests/components/airzone_cloud/test_binary_sensor.py b/tests/components/airzone_cloud/test_binary_sensor.py
index 8e065821057..bb2d0f78060 100644
--- a/tests/components/airzone_cloud/test_binary_sensor.py
+++ b/tests/components/airzone_cloud/test_binary_sensor.py
@@ -47,6 +47,9 @@ async def test_airzone_create_binary_sensors(hass: HomeAssistant) -> None:
     state = hass.states.get("binary_sensor.dormitorio_air_quality_active")
     assert state.state == STATE_OFF
 
+    state = hass.states.get("binary_sensor.dormitorio_battery")
+    assert state.state == STATE_OFF
+
     state = hass.states.get("binary_sensor.dormitorio_floor_demand")
     assert state.state == STATE_OFF