diff --git a/custom_components/ecoflow_cloud/__init__.py b/custom_components/ecoflow_cloud/__init__.py
index c92f2a3..be6404c 100644
--- a/custom_components/ecoflow_cloud/__init__.py
+++ b/custom_components/ecoflow_cloud/__init__.py
@@ -20,6 +20,8 @@
     Platform.SELECT,
     Platform.SENSOR,
     Platform.SWITCH,
+    Platform.BUTTON,
+
 }
 
 ATTR_STATUS_SN = "SN"
diff --git a/custom_components/ecoflow_cloud/button.py b/custom_components/ecoflow_cloud/button.py
new file mode 100644
index 0000000..762641a
--- /dev/null
+++ b/custom_components/ecoflow_cloud/button.py
@@ -0,0 +1,34 @@
+import logging
+from typing import Any
+
+from homeassistant.config_entries import ConfigEntry
+from homeassistant.core import HomeAssistant
+from homeassistant.helpers.entity import EntityCategory
+from homeassistant.helpers.entity_platform import AddEntitiesCallback
+
+from . import DOMAIN
+from .entities import BaseButtonEntity
+from .mqtt.ecoflow_mqtt import EcoflowMQTTClient
+
+_LOGGER = logging.getLogger(__name__)
+
+
+async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry, async_add_entities: AddEntitiesCallback):
+    client: EcoflowMQTTClient = hass.data[DOMAIN][entry.entry_id]
+
+    from .devices.registry import devices
+    async_add_entities(devices[client.device_type].buttons(client))
+
+
+class EnabledButtonEntity(BaseButtonEntity):
+
+    def press(self, **kwargs: Any) -> None:
+        if self._command:
+            self.send_set_message(0, self.command_dict(0))
+
+class DisabledButtonEntity(BaseButtonEntity):
+
+    async def async_press(self, **kwargs: Any) -> None:
+        if self._command:
+            self.send_set_message(0, self.command_dict(0))
+
diff --git a/custom_components/ecoflow_cloud/config/const.py b/custom_components/ecoflow_cloud/config/const.py
index 6568fed..c96bfe1 100644
--- a/custom_components/ecoflow_cloud/config/const.py
+++ b/custom_components/ecoflow_cloud/config/const.py
@@ -26,6 +26,7 @@ class EcoflowModel(Enum):
     DELTA_2_MAX = 9,
     DELTA_MINI = 15,   # productType = 15
     POWERSTREAM = 51,
+    GLACIER = 46,
     DIAGNOSTIC = 99
 
     @classmethod
diff --git a/custom_components/ecoflow_cloud/devices/__init__.py b/custom_components/ecoflow_cloud/devices/__init__.py
index 961100d..8040624 100644
--- a/custom_components/ecoflow_cloud/devices/__init__.py
+++ b/custom_components/ecoflow_cloud/devices/__init__.py
@@ -5,6 +5,7 @@
 from homeassistant.components.select import SelectEntity
 from homeassistant.components.sensor import SensorEntity
 from homeassistant.components.switch import SwitchEntity
+from homeassistant.components.button import ButtonEntity
 from homeassistant.const import Platform
 
 from ..mqtt.ecoflow_mqtt import EcoflowMQTTClient
@@ -40,6 +41,10 @@ def numbers(self, client: EcoflowMQTTClient) -> list[NumberEntity]:
     def switches(self, client: EcoflowMQTTClient) -> list[SwitchEntity]:
         pass
 
+    @abstractmethod
+    def buttons(self, client: EcoflowMQTTClient) -> list[ButtonEntity]:
+        pass
+
     @abstractmethod
     def selects(self, client: EcoflowMQTTClient) -> list[SelectEntity]:
         pass
@@ -59,5 +64,8 @@ def numbers(self, client: EcoflowMQTTClient) -> list[NumberEntity]:
     def switches(self, client: EcoflowMQTTClient) -> list[SwitchEntity]:
         return []
 
+    def buttons(self, client: EcoflowMQTTClient) -> list[ButtonEntity]:
+        return []
+
     def selects(self, client: EcoflowMQTTClient) -> list[SelectEntity]:
         return []
diff --git a/custom_components/ecoflow_cloud/devices/delta2.py b/custom_components/ecoflow_cloud/devices/delta2.py
index 0975626..d82c1aa 100644
--- a/custom_components/ecoflow_cloud/devices/delta2.py
+++ b/custom_components/ecoflow_cloud/devices/delta2.py
@@ -149,6 +149,10 @@ def switches(self, client: EcoflowMQTTClient) -> list[BaseSwitchEntity]:
                                                     "isConfig": value,
                                                     "minDsgSoc": 0}}),
             ]
+    
+    def buttons(self, client: EcoflowMQTTClient) -> list[BaseSwitchEntity]:
+        return [
+        ]      
 
     def selects(self, client: EcoflowMQTTClient) -> list[BaseSelectEntity]:
         return [
diff --git a/custom_components/ecoflow_cloud/devices/delta2_max.py b/custom_components/ecoflow_cloud/devices/delta2_max.py
index 0ab9cbf..40d70c3 100644
--- a/custom_components/ecoflow_cloud/devices/delta2_max.py
+++ b/custom_components/ecoflow_cloud/devices/delta2_max.py
@@ -136,6 +136,10 @@ def switches(self, client: EcoflowMQTTClient) -> list[BaseSwitchEntity]:
                                          "moduleSn": client.device_sn,
                                          "params": {"xboost": value}})
         ]
+    
+    def buttons(self, client: EcoflowMQTTClient) -> list[BaseSwitchEntity]:
+        return [
+        ]      
 
     def selects(self, client: EcoflowMQTTClient) -> list[BaseSelectEntity]:
         return [
diff --git a/custom_components/ecoflow_cloud/devices/delta_max.py b/custom_components/ecoflow_cloud/devices/delta_max.py
index 2704ae2..84f4fdb 100644
--- a/custom_components/ecoflow_cloud/devices/delta_max.py
+++ b/custom_components/ecoflow_cloud/devices/delta_max.py
@@ -123,6 +123,10 @@ def switches(self, client: EcoflowMQTTClient) -> list[BaseSwitchEntity]:
                           lambda value: {"moduleType": 0, "operateType": "TCP", "params": {"enabled": value, "id": 81  }}),
 
         ]
+    
+    def buttons(self, client: EcoflowMQTTClient) -> list[BaseSwitchEntity]:
+        return [
+        ]      
 
     def selects(self, client: EcoflowMQTTClient) -> list[BaseSelectEntity]:
         return [
diff --git a/custom_components/ecoflow_cloud/devices/delta_mini.py b/custom_components/ecoflow_cloud/devices/delta_mini.py
index 4a6568e..3de0d4b 100644
--- a/custom_components/ecoflow_cloud/devices/delta_mini.py
+++ b/custom_components/ecoflow_cloud/devices/delta_mini.py
@@ -116,6 +116,10 @@ def switches(self, client: EcoflowMQTTClient) -> list[BaseSwitchEntity]:
             # EnabledEntity(client, "pd.bpPowerSoc", const.BP_ENABLED,
             #               lambda value: {"moduleType": 0, "operateType": "TCP", "params": {"isConfig": value}}),
         ]
+    
+    def buttons(self, client: EcoflowMQTTClient) -> list[BaseSwitchEntity]:
+        return [
+        ]      
 
     def selects(self, client: EcoflowMQTTClient) -> list[BaseSelectEntity]:
         return [
diff --git a/custom_components/ecoflow_cloud/devices/delta_pro.py b/custom_components/ecoflow_cloud/devices/delta_pro.py
index 5abd0b8..bf1357e 100644
--- a/custom_components/ecoflow_cloud/devices/delta_pro.py
+++ b/custom_components/ecoflow_cloud/devices/delta_pro.py
@@ -135,6 +135,10 @@ def switches(self, client: EcoflowMQTTClient) -> list[BaseSwitchEntity]:
                                                             "minDsgSoc": 0,
                                                             "maxChgSoc": 0}}),
         ]
+    
+    def buttons(self, client: EcoflowMQTTClient) -> list[BaseSwitchEntity]:
+        return [
+        ]      
 
     def selects(self, client: EcoflowMQTTClient) -> list[BaseSelectEntity]:
         return [
diff --git a/custom_components/ecoflow_cloud/devices/glacier.py b/custom_components/ecoflow_cloud/devices/glacier.py
new file mode 100644
index 0000000..4856749
--- /dev/null
+++ b/custom_components/ecoflow_cloud/devices/glacier.py
@@ -0,0 +1,124 @@
+from homeassistant.const import Platform
+
+from . import const, BaseDevice, EntityMigration, MigrationAction
+from .const import ATTR_DESIGN_CAPACITY, ATTR_FULL_CAPACITY, ATTR_REMAIN_CAPACITY, BATTERY_CHARGING_STATE
+from ..entities import BaseSensorEntity, BaseNumberEntity, BaseSwitchEntity, BaseSelectEntity, BaseButtonEntity
+from ..mqtt.ecoflow_mqtt import EcoflowMQTTClient
+from ..number import ChargingPowerEntity, MaxBatteryLevelEntity, MinBatteryLevelEntity, SetTempEntity
+from ..select import DictSelectEntity, TimeoutDictSelectEntity
+from ..sensor import LevelSensorEntity, RemainSensorEntity, SecondsRemainSensorEntity, TempSensorEntity, \
+    CyclesSensorEntity, InWattsSensorEntity, OutWattsSensorEntity, VoltSensorEntity, QuotasStatusSensorEntity, \
+    MilliVoltSensorEntity, InMilliVoltSensorEntity, OutMilliVoltSensorEntity, ChargingStateSensorEntity, \
+    FanSensorEntity, MiscBinarySensorEntity, DecicelsiusSensorEntity, MiscSensorEntity
+from ..switch import EnabledEntity
+from ..button import EnabledButtonEntity
+
+
+class Glacier(BaseDevice):
+    def charging_power_step(self) -> int:
+        return 50
+
+    def sensors(self, client: EcoflowMQTTClient) -> list[BaseSensorEntity]:
+        return [
+            # Power and Battery Entities
+            LevelSensorEntity(client, "bms_bmsStatus.soc", const.MAIN_BATTERY_LEVEL)
+                .attr("bms_bmsStatus.designCap", ATTR_DESIGN_CAPACITY, 0)
+                .attr("bms_bmsStatus.fullCap", ATTR_FULL_CAPACITY, 0)
+                .attr("bms_bmsStatus.remainCap", ATTR_REMAIN_CAPACITY, 0),
+
+            LevelSensorEntity(client, "bms_emsStatus.f32LcdSoc", const.COMBINED_BATTERY_LEVEL),
+
+            ChargingStateSensorEntity(client, "bms_emsStatus.chgState", BATTERY_CHARGING_STATE),
+
+            InWattsSensorEntity(client, "bms_bmsStatus.inWatts", const.TOTAL_IN_POWER),
+            OutWattsSensorEntity(client, "bms_bmsStatus.outWatts", const.TOTAL_OUT_POWER),
+
+            OutWattsSensorEntity(client, "pd.motorWat", "Motor Power"),
+
+            RemainSensorEntity(client, "bms_emsStatus.chgRemain", const.CHARGE_REMAINING_TIME),
+            RemainSensorEntity(client, "bms_emsStatus.dsgRemain", const.DISCHARGE_REMAINING_TIME),
+
+            CyclesSensorEntity(client, "bms_bmsStatus.cycles", const.CYCLES),
+
+            TempSensorEntity(client, "bms_bmsStatus.tmp", const.BATTERY_TEMP),
+            TempSensorEntity(client, "bms_bmsStatus.minCellTmp", const.MIN_CELL_TEMP, False),
+            TempSensorEntity(client, "bms_bmsStatus.maxCellTmp", const.MAX_CELL_TEMP, False),
+
+            VoltSensorEntity(client, "bms_bmsStatus.vol", const.BATTERY_VOLT, False),
+            MilliVoltSensorEntity(client, "bms_bmsStatus.minCellVol", const.MIN_CELL_VOLT, False),
+            MilliVoltSensorEntity(client, "bms_bmsStatus.maxCellVol", const.MAX_CELL_VOLT, False),
+
+            MiscBinarySensorEntity(client,"pd.batFlag","Battery Present"),
+
+            MiscSensorEntity(client, "pd.xt60InState", "XT60 State"),  
+
+            #Fridge Entities
+            FanSensorEntity(client, "bms_emsStatus.fanLvl", "Fan Level"),
+
+            DecicelsiusSensorEntity(client, "pd.ambientTmp", "Ambient Temperature"),
+            DecicelsiusSensorEntity(client, "pd.exhaustTmp", "Exhaust Temperature"),
+            DecicelsiusSensorEntity(client, "pd.tempWater", "Water Temperature"),
+            DecicelsiusSensorEntity(client, "pd.tmpL", "Left Temperature"),            
+            DecicelsiusSensorEntity(client, "pd.tmpR", "Right Temperature"),            
+
+            MiscBinarySensorEntity(client,"pd.flagTwoZone","Dual Zone Mode"),
+
+            SecondsRemainSensorEntity(client, "pd.iceTm", "Ice Time Remain"),
+            LevelSensorEntity(client, "pd.icePercent", "Ice Percentage"),
+
+            MiscSensorEntity(client, "pd.iceMkMode", "Ice Make Mode"),  
+
+            MiscBinarySensorEntity(client,"pd.iceAlert","Ice Alert"),          
+            MiscBinarySensorEntity(client,"pd.waterLine","Ice Water Level OK"),    
+
+            QuotasStatusSensorEntity(client)      
+
+        ]
+
+    def numbers(self, client: EcoflowMQTTClient) -> list[BaseNumberEntity]:
+        return [
+            SetTempEntity(client,"pd.tmpLSet", "Left Set Temperature",-25, 10,
+                                  lambda value, params: {"moduleType": 1, "operateType": "temp",
+                                                 "params": {"tmpM": int(params.get("pd.tmpMSet", 0)),
+                                                            "tmpL": int(value),
+                                                            "tmpR": int(params.get("pd.tmpRSet", 0))}}),
+            
+            SetTempEntity(client,"pd.tmpMSet", "Combined Set Temperature",-25, 10,
+                                  lambda value, params: {"moduleType": 1, "operateType": "temp",
+                                                 "params": {"tmpM": int(value),
+                                                            "tmpL": int(params.get("pd.tmpLSet", 0)),
+                                                            "tmpR": int(params.get("pd.tmpRSet", 0))}}),
+
+            SetTempEntity(client,"pd.tmpRSet", "Right Set Temperature",-25, 10,
+                                  lambda value, params: {"moduleType": 1, "operateType": "temp",
+                                                 "params": {"tmpM": int(params.get("pd.tmpMSet", 0)),
+                                                            "tmpL": int(params.get("pd.tmpLSet", 0)),
+                                                            "tmpR": int(value)}}),                                                                                                                        
+
+        ]
+
+    def switches(self, client: EcoflowMQTTClient) -> list[BaseSwitchEntity]:
+        return [
+
+        ]
+    
+    def buttons(self, client: EcoflowMQTTClient) -> list[BaseButtonEntity]:
+        return [
+            EnabledButtonEntity(client, "smlice", "Make Small Ice", lambda value: {"moduleType": 1, "operateType": "iceMake", "params": {"enable": 1, "iceShape": 0}}),
+            EnabledButtonEntity(client, "lrgice", "Make Large Ice", lambda value: {"moduleType": 1, "operateType": "iceMake", "params": {"enable": 1, "iceShape": 1}}),
+            EnabledButtonEntity(client, "deice", "Detach Ice", lambda value: {"moduleType": 1, "operateType": "deIce", "params": {"enable": 1}})
+
+        ]    
+        
+
+    def selects(self, client: EcoflowMQTTClient) -> list[BaseSelectEntity]:
+        return [
+
+        ]
+
+    def migrate(self, version) -> list[EntityMigration]:
+        if version == 2:
+            return [
+                EntityMigration("pd.soc", Platform.SENSOR, MigrationAction.REMOVE),
+            ]
+        return []
diff --git a/custom_components/ecoflow_cloud/devices/powerstream.py b/custom_components/ecoflow_cloud/devices/powerstream.py
index 583cb95..764de34 100644
--- a/custom_components/ecoflow_cloud/devices/powerstream.py
+++ b/custom_components/ecoflow_cloud/devices/powerstream.py
@@ -95,6 +95,10 @@ def numbers(self, client: EcoflowMQTTClient) -> list[BaseNumberEntity]:
 
     def switches(self, client: EcoflowMQTTClient) -> list[BaseSwitchEntity]:
         return []
+    
+    def buttons(self, client: EcoflowMQTTClient) -> list[BaseSwitchEntity]:
+        return [
+        ]      
 
     def selects(self, client: EcoflowMQTTClient) -> list[BaseSelectEntity]:
         return [
diff --git a/custom_components/ecoflow_cloud/devices/registry.py b/custom_components/ecoflow_cloud/devices/registry.py
index b184d51..d490326 100644
--- a/custom_components/ecoflow_cloud/devices/registry.py
+++ b/custom_components/ecoflow_cloud/devices/registry.py
@@ -11,6 +11,7 @@
 from custom_components.ecoflow_cloud.devices.delta_max import DeltaMax
 from custom_components.ecoflow_cloud.devices.delta2_max import Delta2Max
 from custom_components.ecoflow_cloud.devices.powerstream import PowerStream
+from custom_components.ecoflow_cloud.devices.glacier import Glacier
 
 devices: dict[str, BaseDevice] = {
     EcoflowModel.DELTA_2.name: Delta2(),
@@ -24,5 +25,6 @@
     EcoflowModel.DELTA_MAX.name: DeltaMax(),
     EcoflowModel.DELTA_2_MAX.name: Delta2Max(),
     EcoflowModel.POWERSTREAM.name: PowerStream(),
+    EcoflowModel.GLACIER.name: Glacier(),
     EcoflowModel.DIAGNOSTIC.name: DiagnosticDevice()
 }
diff --git a/custom_components/ecoflow_cloud/devices/river2.py b/custom_components/ecoflow_cloud/devices/river2.py
index c2bc1ec..71ba6ee 100644
--- a/custom_components/ecoflow_cloud/devices/river2.py
+++ b/custom_components/ecoflow_cloud/devices/river2.py
@@ -95,6 +95,10 @@ def switches(self, client: EcoflowMQTTClient) -> list[BaseSwitchEntity]:
                           lambda value: {"moduleType": 5, "operateType": "mpptCar", "params": {"enabled": value}})
         ]
 
+    def buttons(self, client: EcoflowMQTTClient) -> list[BaseSwitchEntity]:
+        return [
+        ]  
+    
     def selects(self, client: EcoflowMQTTClient) -> list[BaseSelectEntity]:
         return [
             DictSelectEntity(client, "mppt.dcChgCurrent", const.DC_CHARGE_CURRENT, const.DC_CHARGE_CURRENT_OPTIONS,
diff --git a/custom_components/ecoflow_cloud/devices/river2_max.py b/custom_components/ecoflow_cloud/devices/river2_max.py
index e01c47a..051f710 100644
--- a/custom_components/ecoflow_cloud/devices/river2_max.py
+++ b/custom_components/ecoflow_cloud/devices/river2_max.py
@@ -121,6 +121,10 @@ def switches(self, client: EcoflowMQTTClient) -> list[BaseSwitchEntity]:
                                                             "minDsgSoc": 0,
                                                             "minChgSoc": 0}})
         ]
+    
+    def buttons(self, client: EcoflowMQTTClient) -> list[BaseSwitchEntity]:
+        return [
+        ]      
 
     def selects(self, client: EcoflowMQTTClient) -> list[BaseSelectEntity]:
         return [
diff --git a/custom_components/ecoflow_cloud/devices/river2_pro.py b/custom_components/ecoflow_cloud/devices/river2_pro.py
index 3b73751..499f68b 100644
--- a/custom_components/ecoflow_cloud/devices/river2_pro.py
+++ b/custom_components/ecoflow_cloud/devices/river2_pro.py
@@ -96,6 +96,10 @@ def switches(self, client: EcoflowMQTTClient) -> list[BaseSwitchEntity]:
             EnabledEntity(client, "pd.carState", const.DC_ENABLED,
                           lambda value: {"moduleType": 5, "operateType": "mpptCar", "params": {"enabled": value}})
         ]
+    
+    def buttons(self, client: EcoflowMQTTClient) -> list[BaseSwitchEntity]:
+        return [
+        ]    
 
     def selects(self, client: EcoflowMQTTClient) -> list[BaseSelectEntity]:
         return [
diff --git a/custom_components/ecoflow_cloud/devices/river_max.py b/custom_components/ecoflow_cloud/devices/river_max.py
index 6fab5ae..4b5977e 100644
--- a/custom_components/ecoflow_cloud/devices/river_max.py
+++ b/custom_components/ecoflow_cloud/devices/river_max.py
@@ -88,6 +88,10 @@ def switches(self, client: EcoflowMQTTClient) -> list[BaseSwitchEntity]:
             EnabledEntity(client, "inv.cfgAcXboost", const.XBOOST_ENABLED, lambda value: {"moduleType": 0, "operateType": "TCP", "params": {"id": 66, "xboost": value}})
 
         ]
+    
+    def buttons(self, client: EcoflowMQTTClient) -> list[BaseSwitchEntity]:
+        return [
+        ]      
 
     def selects(self, client: EcoflowMQTTClient) -> list[BaseSelectEntity]:
         return [
diff --git a/custom_components/ecoflow_cloud/devices/river_pro.py b/custom_components/ecoflow_cloud/devices/river_pro.py
index ebc12b0..f76ce01 100644
--- a/custom_components/ecoflow_cloud/devices/river_pro.py
+++ b/custom_components/ecoflow_cloud/devices/river_pro.py
@@ -83,6 +83,10 @@ def switches(self, client: EcoflowMQTTClient) -> list[BaseSwitchEntity]:
             EnabledEntity(client, "inv.cfgAcEnabled", const.AC_ENABLED, None),
             EnabledEntity(client, "inv.cfgAcXboost", const.XBOOST_ENABLED, None)
         ]
+    
+    def buttons(self, client: EcoflowMQTTClient) -> list[BaseSwitchEntity]:
+        return [
+        ]      
 
     def selects(self, client: EcoflowMQTTClient) -> list[BaseSelectEntity]:
         return [
diff --git a/custom_components/ecoflow_cloud/entities/__init__.py b/custom_components/ecoflow_cloud/entities/__init__.py
index 6f6efe8..e231fc0 100644
--- a/custom_components/ecoflow_cloud/entities/__init__.py
+++ b/custom_components/ecoflow_cloud/entities/__init__.py
@@ -6,6 +6,7 @@
 from homeassistant.components.select import SelectEntity
 from homeassistant.components.sensor import SensorEntity
 from homeassistant.components.switch import SwitchEntity
+from homeassistant.components.button import ButtonEntity
 from homeassistant.helpers.entity import Entity, EntityCategory
 
 from ..mqtt.ecoflow_mqtt import EcoflowMQTTClient
@@ -143,3 +144,8 @@ class BaseSwitchEntity(SwitchEntity, EcoFlowBaseCommandEntity):
 
 class BaseSelectEntity(SelectEntity, EcoFlowBaseCommandEntity):
     pass
+
+
+class BaseButtonEntity(ButtonEntity, EcoFlowBaseCommandEntity):
+    pass
+
diff --git a/custom_components/ecoflow_cloud/number.py b/custom_components/ecoflow_cloud/number.py
index 5b6d267..3cb1a4e 100644
--- a/custom_components/ecoflow_cloud/number.py
+++ b/custom_components/ecoflow_cloud/number.py
@@ -3,7 +3,7 @@
 from homeassistant.components.number import NumberMode
 from homeassistant.components.sensor import SensorDeviceClass
 from homeassistant.config_entries import ConfigEntry
-from homeassistant.const import PERCENTAGE, POWER_WATT
+from homeassistant.const import PERCENTAGE, POWER_WATT, UnitOfTemperature
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 
@@ -79,3 +79,8 @@ class MinGenStartLevelEntity(LevelEntity):
 
 class MaxGenStopLevelEntity(LevelEntity):
     _attr_icon = "mdi:engine-off"
+
+
+class SetTempEntity(ValueUpdateEntity):
+    _attr_native_unit_of_measurement = UnitOfTemperature.CELSIUS
+    
diff --git a/custom_components/ecoflow_cloud/sensor.py b/custom_components/ecoflow_cloud/sensor.py
index 715f861..c7ff888 100644
--- a/custom_components/ecoflow_cloud/sensor.py
+++ b/custom_components/ecoflow_cloud/sensor.py
@@ -89,6 +89,19 @@ def _update_value(self, val: Any) -> Any:
             ival = 0
 
         return super()._update_value(ival)
+    
+class SecondsRemainSensorEntity(BaseSensorEntity):
+    _attr_device_class = SensorDeviceClass.DURATION
+    _attr_native_unit_of_measurement = UnitOfTime.SECONDS
+    _attr_state_class = SensorStateClass.MEASUREMENT
+    _attr_native_value = 0
+
+    def _update_value(self, val: Any) -> Any:
+        ival = int(val)
+        if ival < 0 or ival > 5000:
+            ival = 0
+
+        return super()._update_value(ival)    
 
 
 class TempSensorEntity(BaseSensorEntity):