diff --git a/homeassistant/components/shelly/sensor.py b/homeassistant/components/shelly/sensor.py
index 3ddabf7ca2b..cf1eb7508c7 100644
--- a/homeassistant/components/shelly/sensor.py
+++ b/homeassistant/components/shelly/sensor.py
@@ -47,12 +47,7 @@ from .entity import (
     async_setup_entry_rest,
     async_setup_entry_rpc,
 )
-from .utils import (
-    get_device_entry_gen,
-    get_device_uptime,
-    is_rpc_device_externally_powered,
-    temperature_unit,
-)
+from .utils import get_device_entry_gen, get_device_uptime, temperature_unit
 
 
 @dataclass
@@ -407,7 +402,6 @@ RPC_SENSORS: Final = {
         value=lambda status, _: status["percent"],
         device_class=SensorDeviceClass.BATTERY,
         state_class=SensorStateClass.MEASUREMENT,
-        removal_condition=is_rpc_device_externally_powered,
         entity_registry_enabled_default=True,
         entity_category=EntityCategory.DIAGNOSTIC,
     ),
diff --git a/homeassistant/components/shelly/utils.py b/homeassistant/components/shelly/utils.py
index c3b6d24752f..a13d84d32be 100644
--- a/homeassistant/components/shelly/utils.py
+++ b/homeassistant/components/shelly/utils.py
@@ -364,13 +364,6 @@ def is_rpc_channel_type_light(config: dict[str, Any], channel: int) -> bool:
     return con_types is not None and con_types[channel].lower().startswith("light")
 
 
-def is_rpc_device_externally_powered(
-    config: dict[str, Any], status: dict[str, Any], key: str
-) -> bool:
-    """Return true if device has external power instead of battery."""
-    return cast(bool, status[key]["external"]["present"])
-
-
 def get_rpc_input_triggers(device: RpcDevice) -> list[tuple[str, str]]:
     """Return list of input triggers for RPC device."""
     triggers = []