diff --git a/homeassistant/components/rituals_perfume_genie/__init__.py b/homeassistant/components/rituals_perfume_genie/__init__.py
index 2bac2c03c04..114c7f6d400 100644
--- a/homeassistant/components/rituals_perfume_genie/__init__.py
+++ b/homeassistant/components/rituals_perfume_genie/__init__.py
@@ -15,8 +15,6 @@ from .const import ACCOUNT_HASH, COORDINATORS, DEVICES, DOMAIN, HUBLOT
 
 PLATFORMS = ["binary_sensor", "number", "select", "sensor", "switch"]
 
-EMPTY_CREDENTIALS = ""
-
 _LOGGER = logging.getLogger(__name__)
 
 UPDATE_INTERVAL = timedelta(seconds=30)
@@ -25,7 +23,7 @@ UPDATE_INTERVAL = timedelta(seconds=30)
 async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
     """Set up Rituals Perfume Genie from a config entry."""
     session = async_get_clientsession(hass)
-    account = Account(EMPTY_CREDENTIALS, EMPTY_CREDENTIALS, session)
+    account = Account(session=session)
     account.data = {ACCOUNT_HASH: entry.data.get(ACCOUNT_HASH)}
 
     try:
diff --git a/homeassistant/components/rituals_perfume_genie/binary_sensor.py b/homeassistant/components/rituals_perfume_genie/binary_sensor.py
index 2d82982388d..8446d899480 100644
--- a/homeassistant/components/rituals_perfume_genie/binary_sensor.py
+++ b/homeassistant/components/rituals_perfume_genie/binary_sensor.py
@@ -16,7 +16,6 @@ from .const import COORDINATORS, DEVICES, DOMAIN
 from .entity import DiffuserEntity
 
 CHARGING_SUFFIX = " Battery Charging"
-BATTERY_CHARGING_ID = 21
 
 
 async def async_setup_entry(
diff --git a/homeassistant/components/rituals_perfume_genie/const.py b/homeassistant/components/rituals_perfume_genie/const.py
index 5ba687c3d7c..bafdef9140c 100644
--- a/homeassistant/components/rituals_perfume_genie/const.py
+++ b/homeassistant/components/rituals_perfume_genie/const.py
@@ -5,9 +5,5 @@ COORDINATORS = "coordinators"
 DEVICES = "devices"
 
 ACCOUNT_HASH = "account_hash"
-ATTRIBUTES = "attributes"
 HUBLOT = "hublot"
-ID = "id"
-ROOM = "roomc"
 SENSORS = "sensors"
-SPEED = "speedc"
diff --git a/homeassistant/components/rituals_perfume_genie/entity.py b/homeassistant/components/rituals_perfume_genie/entity.py
index 1c1f3912c68..d03450609e7 100644
--- a/homeassistant/components/rituals_perfume_genie/entity.py
+++ b/homeassistant/components/rituals_perfume_genie/entity.py
@@ -7,12 +7,13 @@ from homeassistant.helpers.entity import DeviceInfo
 from homeassistant.helpers.update_coordinator import CoordinatorEntity
 
 from . import RitualsDataUpdateCoordinator
-from .const import ATTRIBUTES, DOMAIN, HUBLOT, SENSORS
+from .const import DOMAIN, HUBLOT, SENSORS
 
 MANUFACTURER = "Rituals Cosmetics"
 MODEL = "The Perfume Genie"
 MODEL2 = "The Perfume Genie 2.0"
 
+ATTRIBUTES = "attributes"
 ROOMNAME = "roomnamec"
 STATUS = "status"
 VERSION = "versionc"
diff --git a/homeassistant/components/rituals_perfume_genie/number.py b/homeassistant/components/rituals_perfume_genie/number.py
index 86274dc2f88..bc9ac7c9f31 100644
--- a/homeassistant/components/rituals_perfume_genie/number.py
+++ b/homeassistant/components/rituals_perfume_genie/number.py
@@ -9,7 +9,7 @@ from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 
 from . import RitualsDataUpdateCoordinator
-from .const import ATTRIBUTES, COORDINATORS, DEVICES, DOMAIN, SPEED
+from .const import COORDINATORS, DEVICES, DOMAIN
 from .entity import DiffuserEntity
 
 MIN_PERFUME_AMOUNT = 1
@@ -51,7 +51,7 @@ class DiffuserPerfumeAmount(DiffuserEntity, NumberEntity):
     @property
     def value(self) -> int:
         """Return the current perfume amount."""
-        return self._diffuser.hub_data[ATTRIBUTES][SPEED]
+        return self._diffuser.perfume_amount
 
     @property
     def min_value(self) -> int:
diff --git a/homeassistant/components/rituals_perfume_genie/select.py b/homeassistant/components/rituals_perfume_genie/select.py
index 17e71c38ae8..ac6f4aa872a 100644
--- a/homeassistant/components/rituals_perfume_genie/select.py
+++ b/homeassistant/components/rituals_perfume_genie/select.py
@@ -10,7 +10,7 @@ from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 
 from . import RitualsDataUpdateCoordinator
-from .const import ATTRIBUTES, COORDINATORS, DEVICES, DOMAIN, ROOM
+from .const import COORDINATORS, DEVICES, DOMAIN
 from .entity import DiffuserEntity
 
 ROOM_SIZE_SUFFIX = " Room Size"
@@ -47,24 +47,12 @@ class DiffuserRoomSize(DiffuserEntity, SelectEntity):
     @property
     def current_option(self) -> str:
         """Return the diffuser room size."""
-        return {
-            "1": "15",
-            "2": "30",
-            "3": "60",
-            "4": "100",
-        }[self._diffuser.hub_data[ATTRIBUTES][ROOM]]
+        return str(self._diffuser.room_size_square_meter)
 
     async def async_select_option(self, option: str) -> None:
         """Change the diffuser room size."""
         if option in self.options:
-            await self._diffuser.set_room_size(
-                {
-                    "15": 1,
-                    "30": 2,
-                    "60": 3,
-                    "100": 4,
-                }[option]
-            )
+            await self._diffuser.set_room_size_square_meter(int(option))
         else:
             raise ValueError(
                 f"Can't set the room size to {option}. Allowed room sizes are: {self.options}"
diff --git a/homeassistant/components/rituals_perfume_genie/sensor.py b/homeassistant/components/rituals_perfume_genie/sensor.py
index 31a04bb5b8f..110a58fcd13 100644
--- a/homeassistant/components/rituals_perfume_genie/sensor.py
+++ b/homeassistant/components/rituals_perfume_genie/sensor.py
@@ -13,12 +13,10 @@ from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 
 from . import RitualsDataUpdateCoordinator
-from .const import COORDINATORS, DEVICES, DOMAIN, ID, SENSORS
+from .const import COORDINATORS, DEVICES, DOMAIN, SENSORS
 from .entity import DiffuserEntity
 
-TITLE = "title"
-ICON = "icon"
-WIFI = "wific"
+ID = "id"
 PERFUME = "rfidc"
 FILL = "fillc"
 
@@ -30,8 +28,6 @@ PERFUME_SUFFIX = " Perfume"
 FILL_SUFFIX = " Fill"
 WIFI_SUFFIX = " Wifi"
 
-ATTR_SIGNAL_STRENGTH = "signal_strength"
-
 
 async def async_setup_entry(
     hass: HomeAssistant,
@@ -72,7 +68,7 @@ class DiffuserPerfumeSensor(DiffuserEntity):
     @property
     def state(self) -> str:
         """Return the state of the perfume sensor."""
-        return self._diffuser.hub_data[SENSORS][PERFUME][TITLE]
+        return self._diffuser.perfume
 
 
 class DiffuserFillSensor(DiffuserEntity):
@@ -94,7 +90,7 @@ class DiffuserFillSensor(DiffuserEntity):
     @property
     def state(self) -> str:
         """Return the state of the fill sensor."""
-        return self._diffuser.hub_data[SENSORS][FILL][TITLE]
+        return self._diffuser.fill
 
 
 class DiffuserBatterySensor(DiffuserEntity):
diff --git a/homeassistant/components/rituals_perfume_genie/switch.py b/homeassistant/components/rituals_perfume_genie/switch.py
index 54e985af77f..364b29ef1fb 100644
--- a/homeassistant/components/rituals_perfume_genie/switch.py
+++ b/homeassistant/components/rituals_perfume_genie/switch.py
@@ -11,7 +11,7 @@ from homeassistant.core import HomeAssistant, callback
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 
 from . import RitualsDataUpdateCoordinator
-from .const import ATTRIBUTES, COORDINATORS, DEVICES, DOMAIN, ROOM, SPEED
+from .const import COORDINATORS, DEVICES, DOMAIN
 from .entity import DiffuserEntity
 
 FAN = "fanc"
@@ -54,8 +54,8 @@ class DiffuserSwitch(SwitchEntity, DiffuserEntity):
     def extra_state_attributes(self) -> dict[str, Any]:
         """Return the device state attributes."""
         attributes = {
-            "fan_speed": self._diffuser.hub_data[ATTRIBUTES][SPEED],
-            "room_size": self._diffuser.hub_data[ATTRIBUTES][ROOM],
+            "fan_speed": self._diffuser.perfume_amount,
+            "room_size": self._diffuser.room_size,
         }
         return attributes